Instinct

Dylan and Lizzie investigate the murder of a businesswoman .

Dylan and Lizzie investigate the murder of an aspiring musician who was gunned down on a roller coaster at an amusement park. Andy and Dylan look to broaden their options for adoption.

Dylan and Lizzie investigate the murder of an aspiring musician who was gunned down on a roller coaster at an amusement park. Andy and Dylan look to broaden their options for adoption.

A celebration turns into a crime scene when a girl's stepmother falls to her death.

Dylan and Lizzie investigate a prominent divorce lawyer's murder in a bizarre ritual.

Dylan and Andy hit a bump in their adoption process. Ryan's serial killer case escalates.

Dylan and Lizzie go undercover in New York's erotic underworld when they investigate the murder of a high-powered public relations rep. A glamorous love from Julian's past comes back into his life.

Dylan and Lizzie work to uncover why an Olympic-hopeful figure skater is killed while on the ice. Ryan's case lands him in unusual circumstances. Julian finds out why an old acquaintance has returned.

Ryan and Dylan get their biggest lead in the Sleeping Beauty Killer case, taking them to a faceoff aboard a ship. Dylan receives troubling news from his father.

Dylan and Lizzie investigate the deaths of three family members.

A gruesome discovery in a city pond leads Dylan and Lizzie to investigate a young man's murder, while Andy rescues one of Dylan's students from a legal bind, in the series finale.