" You Know Where to Find Me " is the 20th episode of the third season of the drama series . This episode centers on high-stakes emergency responses and internal friction within Firehouse 51. Episode Overview

Truck and Squad respond to a devastating car crash. Peter Mills works desperately under extreme pressure to save the life of a driver who is critically injured in the wreckage.

Matthew Casey begins to have serious reservations about Jack Nesbitt, a man whose strip club Casey is remodeling as a side job.

The narrative is split between a life-threatening rescue operation and lighter extracurricular activities for the crew: