After a late night dive, a man disappears and the team tries to determine the cause of his disappearance. Meanwhile, Danny and Elena prepare to make the next step in their relationship.
The team looks for a missing journalist after her hardcore exposes are published on an on-line magazine. They begin to suspect a politician, the subject of one of her latest entries. Meanwhile, Brian remains in Sam and Finn's life.
The team believes that the past of a missing psychologist's brother might have played a role in his disappearance. Martin's relationship with Kim takes a spicy turn.
A trial consultant goes missing and the team narrows down the list of suspects as they investigate his disappearance. Martin has an dangerous encounter involving a juror on a trial the missing person was recently involved in. Sam & Jack learn to deal with Brian spending more time with Finn.
A woman and her infant go missing from the local community center after a fire alarm clears the building. The team tries to determine if any foul play is involved ...
The team searches for someone who abducted two neighbors from their homes. The case twists and turns when the agents learn the identity of the kidnapper.
Elena is forced to face the consequences of her past, as the team is put on the case to search for her former partner who went missing during an undercover sting.
A case about a missing teenager, last seen with her bipolar mother, gets twisted when the team finds she has a secret life. Jack and Sam's relationship also hits a bump in the road.
The team's latest case sends Jack and Sam to Los Angeles in search for a man who went missing after his employee's funeral. Investigations in New York and California bring the team to a turn regarding this coast-to-coast mystery. Jack and Sam also rekindle their relationship.
The squad discovers a shocking truth during an investigation of a missing paraplegic recently injured in a car accident. The team also continues to adjust to "normal" without Agent Medina and with Jack back at the head.
A bank manager disappears and the team uncover a dark secret during their investigations. Jack returns to his rightful place as head of the department.
Martin is left on his own to solve the disappearance of a victims' advocate from the scene of a double homicide when Agent Medina diverts the rest of the team to investigate the abduction of a little girl from a mall.
A man, whose daughter went missing years ago, also goes missing, and the team tries to connect his desire to help another couple missing their son. Meanwhile, Jack is trying to adjust to his new boss, Clark Medina.