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After the body of wealthy Richard Hodges is found along the Missouri River, police find his mother has also been killed inside their home. As detectives get to work, they wonder if a secret in Richard's life might have been behind the murders.

When a night out ends in bloodshed for 23-year-old Navy veteran Raul Mendoza, Houston police have a lot of questions on their hands. But a tip from Raul's sister soon reveals that someone police have met before may hold the answers.

A party in the woods ends in tragedy when the body of 18-year-old Jarret Clark is found floating in a lake. With many people camping in the Oklahoma wilderness that night, it's only a matter of time before agents come across a key witness to the crime.

When the body of 18-year-old Tina Hendricks is found floating in a Florida canal, officers hone in on a local bar. But with many admirers fawning over Tina that final night, it will take the help of witness testimonies to sort out friend from foe.

After 32-year-old Mark Mueller's body is pulled from the shore of Lake Michigan, police wonder how his favorite fishing spot became a scene for murder. It's not until his burned-out car is found miles away that officers finally get some answers.

When the body of 18-year-old Sharyn Kills Back is found in a Texas storm drain, Arlington detectives are left with few leads. But when a tip comes in from Fort Worth police twenty years later, detectives band together to bring her killer to justice.

After 30-year-old Lloyd Tobin is gunned down on a lakefront beach in Texas, his family launches their own investigation to help police solve the case. More than 20 years later, closure comes from a surprising source.

When shots ring out on a remote Florida beach, officers are devastated to learn the lives of two Georgia teens have been lost. Even with two jurisdictions on the case, leads are scarce. Until an unexpected call comes in and promises swift resolution.

22-year-old mom Shawn Williams heads to the store late one night and never comes home. When her body is found the following day along an Oklahoma river, investigators wonder if one of the men in Shawn's life might be her killer.

When the body of 20-year-old transgender woman CeCe Dove is found floating in a suburban pond 20 miles from her Cleveland home, detectives consider motives personal and primal as they hunt down her ruthless killer.