Alert: Missing Persons Unit

As the MPU moves into new offices, which comes with new boss Inspector Hollis Braun, a call comes in reporting the disappearance of an entire city bus full of students on a field trip. The team utilizes a father who tried to stop the kidnapping, as Jason reaches out to an old colleague for assistance.

The MPU searches for a Benjamin Franklin aficionado after he suspiciously disappears during one of his city tours. Meanwhile, a new forensic scientist is hired and the team attempts to manage her over-eager working style and Jason and Mike try to bond as new partners.

A young pregnant woman goes missing one day before her emergency c-section, and the adopting mother turns to the MPU to locate her before the baby's life is risked. Meanwhile, Jason digs deeper in the car bombing case and meets a disapproving Braun.

The MPU searches for a homeless female teen that disappeared after running away from home and living in Philly's Gayborhood. Kemi is hit especially hard as the team races to find and rescue the missing teen. Jason and Nikki spar over his continued investigation into the car bombing.

The MPU searches for a kidnapped tough-as-nails neighborhood watch captain. Jason enlists Wayne's help investigating the car bombing. Mike is concerned Nikki is keeping secrets from him.

Mike is taken back to his first unsolved case when the remains of an Amish man surface seven years after his murder. After he reconnects with the man's family, the wife of the man mysteriously goes missing, prompting a massive search and disclosing a web of deceit.