Murder is a dark reality that touches every corner of the world. Some cases are solved swiftly, bringing closure to grieving families. But others linger for years, even decades, leaving behind a trail of questions and a community haunted by uncertainty. In some instances, the killer slips away, never to face justice. What follows are five unsolved murder mysteries so chilling, they will make you question everything you thought you knew about evil.

These are not just stories of violent ends; they are tales of baffling circumstances, missed clues, and relentless searches for truth. From a brutal Valentine’s Day attack witnessed unknowingly by parents to a child prodigy silenced in her own home, each case is a puzzle with missing pieces. The passage of time only deepens the mystery, as evidence fades and memories blur, but the quest for answers never truly ends.

Take, for instance, the case of Jodine Serrin. On Valentine’s Day 2007, her parents arrived at her Carlsbad apartment for their daily check-in. They knocked, but no one answered. Concerned, her father broke down the door. Inside, they found Jodine with a man. Thinking they had interrupted an intimate moment, they waited in the next room as the man dressed and left. Minutes passed, and Jodine never emerged. When they went to check, they discovered her lifeless body—beaten and strangled. The man they had just seen was her killer, and they had unknowingly let him go.

Investigators collected DNA, but the case went cold for 11 years. Advances in forensic genealogy eventually pointed to David Mabrito, a former Oceanside resident who had died in 2011. But questions remain: Why did he target Jodine? Did they know each other? The answers died with him, leaving her family with a painful closure that feels incomplete.

Then there’s the case of Terry Bevers, known as Missy. On April 18, 2016, she arrived at Creekside Church in Midlothian, Texas, at 4 a.m. to lead a fitness class. Surveillance footage captured a figure in full SWAT gear carrying a hammer and crowbar. Minutes later, Missy was found with multiple stab wounds to her head and chest. Three years later, the case remains unsolved, despite clear footage and a distinctive gait.

Scrutiny initially fell on her husband, Brandon, but he was 600 miles away on a fishing trip. Internet sleuths pointed to her father-in-law, Randy, whose height and gait seemed to match the intruder. He had brought a blood-stained shirt to the cleaners days after the murder, claiming it was from a dog injury. But no concrete evidence has ever linked him to the crime. The Bevers family still hopes for answers, but the trail grows colder with each passing year.

These cases, and the others that follow, are more than just unsolved crimes—they are open wounds in the hearts of those left behind. They remind us that justice is not always swift, and sometimes, the truth remains buried in the shadows.

Consider the case of Nicole Smith. On June 7, 1995, the 14-year-old was walking to school from her Deerfield apartment complex in Southwest Atlanta with her sister and a friend. Midway there, she realized she had forgotten her book report and turned back, deciding to take a shortcut through the woods. She never made it home. Security guards heard gunshots and rushed to find her body—assaulted and shot twice in the head—but no sign of her killer.

Nearly a decade later, in June 2004, a 13-year-old girl was dragged into the woods three miles away in East Point and raped. This time, she managed to escape and described her attacker: a Black man, 20 to 30 years old, about 5’10”, medium complexion, with a gap in his front teeth and gold-framed glasses. The DNA collected matched the same man who had attacked and killed Nicole Smith.

Despite this definitive link, the case remains unsolved. No suspect has ever been named. Anyone with information can submit anonymously to the Crimestoppers Atlanta tip line at 404-577-TIPS, or via CrimestoppersAtlanta.org. Somewhere, a man with a gap-toothed smile and gold glasses has been walking free for decades.

Then there is the haunting case of Candace Hiltz. A child prodigy doing calculus by age 11, Candace lived with her mother Delores in Cañon City, Colorado, and had a young daughter named Paige. Her older brother James suffered from severe paranoia and lived in the woods behind the family home. One day, Fremont County sheriff’s deputy Robert Dodd arrived to question James about a trespassing incident. Candace didn’t like Dodd’s tone, and a shouting match ensued. When Dodd threatened to arrest her, she dared him to do it—and told him she had seen him accepting envelopes from known drug dealers.

Days later, the family dog went missing. Then, on August 15, 2006, Delores returned home to find Paige crying in her crib and pools of blood throughout the house. Candace was found stuffed under a bed, wrapped in a green comforter, shot so many times in the face she was nearly decapitated. The two officers tasked with leading the investigation were Deputy Driscoll and Deputy Dodd—the same officer Candace had threatened.

The crime scene was mishandled from the start: not properly taped off, evidence left uncollected, people walking in and out. Almost immediately, officers pointed to James, the mentally ill brother, as the main suspect—even though he had no history of violence and didn’t own a gun. The investigation revealed Candace had been shot by three different people using several different guns. The family dog was later found tied to a tree and butchered with an ax.

Fast forward to 2017, when Rick Ratliff bought a storage unit for $50. Inside, he found police lights, uniforms, and case files—then a box marked “evidence.” The unit had belonged to none other than Deputy Robert Dodd. When Rick told police, his wife recorded the interaction; the conversation was threatening, and officers forced him to keep quiet. Dodd’s family even tried to buy the locker back.

Inside the evidence box was the ax used to kill Candace’s dog, the blood-stained rope, bloody socks, and a backpack containing Candace’s bloody shirt. More evidence from a sexual assault case Dodd had handled was later found at a landfill outside Cañon City. The Colorado Bureau of Investigations took over the materials and pledged to look into misconduct within the Fremont County Sheriff’s Department. Dodd faced trial in 2018 for abusing public records and two counts of second-degree official misconduct. When asked why he had kept the evidence, he simply said: “No comment.”

Many believe Dodd or other officers may have been involved—or at least botched the case beyond repair. Yet no one has ever been arrested for Candace Hiltz’s death, and the truth of what happened in that house remains buried beneath a mountain of official failures.

And then there is the case that has confounded investigators for nearly half a century—the Hinterkaifeck murders, though in this telling, it is known as the Seewen murders. It was Pentecost weekend of 1976 in a little house in Seewen, Switzerland, when five people were brutally shot to death with a Winchester rifle. Thirteen rounds were fired. Eleven of those shots were used to shoot the victims in the head; the last two were fired into their bodies. The victims were 62-year-old Elsa Siegrist, her 63-year-old husband Eugene, Eugene’s 80-year-old sister Anna, and her two sons—52-year-old Emanuel and 49-year-old Max.

It is believed the killer had only intended to kill Elsa and Eugene but was shocked to find the others there, so he decided to kill them as well. The crime was discovered on June 6, 1976, by a female passerby. Police arrived to find four of the corpses inside the house; the fifth was found wrapped in a carpet and placed on the terrace.

Despite heavy questioning and investigation, police found only two possible suspects. The first was a man named Carl Doser. In the fall of 1996, a Winchester rifle was discovered inside the kitchen of a house owned by a woman with the last name Doser. It was discovered the gun belonged to Carl and was an imitation of an Italian Winchester with a short barrel—the same weapon used to kill all the victims. Carl was interviewed but claimed he had bought the gun at a flea market. Police were suspicious but could find no motive and no evidence linking him to the victims.

Then there was Adolf Johnny Siegrist, a relative of the victims. A business acquaintance of Adolf’s, a man named Blosser, said that Adolf had something to do with the murder. Three weeks before the incident, Blosser claimed, Adolf had asked him for ammunition—specifically extra-heavy lead bullets—and asked if they would fit his Italian Winchester rifle. He said he was getting it as a gift for someone else.

When police searched Adolf’s apartment, they found styrofoam heads that had been shot through. Adolf was described as a man who was deeply insecure about his height and his voice, which sounded like a woman’s. It is believed he may have worked with Doser to get revenge on Eugene for belittling him. Although Adolf was arrested temporarily, he was let go and died during the mid-1980s. The Seewen murders remain a mystery—strong suspects, yes, but no direct evidence has ever linked them to the crime.

What makes these five cases so unsettling is not just the violence itself, but the patterns that emerge when you look closely. In each instance, there were witnesses, evidence, or suspects—yet somehow, the truth slipped through the cracks. Jodine Serrin’s parents saw her killer’s face. Missy Bevers’ killer was captured on camera. Nicole Smith’s attacker left DNA that matched a later crime. Candace Hiltz’s murder weapon sat in a storage unit for years. And in Seewen, the suspected rifle was found in a suspect’s home.

In every case, the pieces existed. They just never came together.

Some murders are straightforward—motive, means, opportunity, arrest. But the five cases you have just heard are among the few that still rattle questions even after years of investigation. They are the kind of mysteries that keep detectives awake at night and families frozen in a perpetual state of waiting.

As time passes, the likelihood of resolution diminishes. Witnesses die. Evidence degrades. Memories fade. Yet the families of the victims—the parents who broke down a door, the husband who was fishing 600 miles away, the mother who found her daughter under a bed—they never stop hoping. Because for them, closure is not a luxury. It is the only thing left to hold onto.

And so, these five unsolved murder mysteries remain open wounds, each one a testament to the fact that justice is not always swift—or certain. Jodine Serrin’s killer died without ever facing a courtroom. Missy Bevers’ masked assailant still walks free. Nicole Smith’s attacker has eluded capture for decades. Candace Hiltz’s family waits while the officers who mishandled her case face only slaps on the wrist. And in Seewen, the suspected rifle sits in an evidence locker, its owner long dead.

What binds these cases is not just violence, but the haunting possibility that the truth was always within reach. A parent’s glimpse of a fleeing man. A surveillance camera’s unblinking eye. A DNA match that led nowhere. In each instance, the answer was there—just out of grasp.

For the families left behind, time does not heal. It only sharpens the ache of unanswered questions. They visit graves, hold vigils, and cling to the hope that one day, someone will speak. But as years turn into decades, that hope grows thin.

These mysteries remind us that evil does not always announce itself. Sometimes it wears SWAT gear, or a friendly smile, or the face of a trusted official. And sometimes, it simply vanishes into the night, leaving behind only grief and a question that will not die: How long must a family wait for justice before we admit it may never come?