Haas has a new principal. Alpine has welcomed back a legend of the sport. Between them, the rivals are locked in a battle worth millions of dollars.

Jabberjaw reunites with her family for her sister's wedding at Sealab.

Jamie meets with a psychologist. He's reluctant to speak at first, but eventually he opens up about his complex feelings towards Katie.

Philly PD Sergeant Angelo F. Testicola fights to protect his very important crime scene despite interference from Mercer, Simpson, Raj, Mir, Lucky, Ahmad, Seema, Bushra, Chickie, Chickie's date, and Corey-the only white guy at the wedding.

Mickey endangers herself following up on a lead; Mickey brings Thomas and Truman to Thanksgiving.

Kate is forced to confront her situation, and Annie's identity crisis fuels a risqué idea. Meanwhile, Terry feels uneasy about a work request, and the Skinners get some devastating news.

When the killer strikes again, Detective Leach is drawn into a toxic maze of deceit and dysfunction and must rediscover his deepest copper's instincts if he is to find the truth.