Jeremy Radin

The BAU team investigate a string of brutal bludgeonings in Philadelphia and is led to the city's boxing scene in search of the killer.

Max embraces his time with Alice when Tara is nowhere to be found; Marshall and Jason grow closer.

Warrick's drug addiction affects his work when he is named the prime suspect in a mob-related murder case.

While everyone waits to see if the flash-forward predictions come true, Mark discovers the date of the next blackout; Simon and Demetri get access to the NLAP mainframe.

When Zach finally decides to open up and tell her that he is in love with Geena, Addie is afraid that it may be the end of their perfect and long friendship. It might be difficult to stay friends after so many emotions.

Various people tell Addie that they've spotted her at the shop Uptown Juice!, leaving Addie very confused. After Addie is accused of being somewhere she's not, she discovers that her ex is going out with her alleged twin.