When a body is found at a local wedding between members of two feuding families, Alberg and team are called to the scene to investigate; Cassandra participates in a town hall debate and is confronted by Mayor Holman.

While investigating the disappearance of an old college friend, Will finds himself caught in an underground fight club.

When physics student Quinn invents a way to travel to parallel universes, he takes his friends Wade and Maxmillian along for the ride. But they accidentally pick up another passenger along the way.

In hopes of rescuing Georgie, Ryan, Erica and Jack try to find the legendary John May. Plus, Tyler confronts his mother, while Chad is invited back to the mothership.

Amanda's former mentor (guest star Valentine Pelka) returns to mastermind a daring heist and kill his ex-protegee. Stars Elizabeth Gracen.

Dylan hunts down an infamous criminal who has kidnapped the daughter of a Commonwealth leader.

A computer whiz must destroy a deadly artificial intelligence.

Tony and Paulie befriend a homeless teen who steals a gun from Paulie that is later used in a murder.