Crazed college celebrators keep everyone busy, and steal Station 77's R.A. Wick performs a risky surgical procedure in the field, and the doctor that is going to write him up instead learns how important it can be to improvise. Michael's father tries to convince him to take over the family business. Ryan prepares for an amateur crossbow tournament in New Zealand.
Wick Lobo and Michael Bell welcome back their partner, Kathleen Ryan, after a stress-related leave of absence. They save men from a building that exploded. Ryan makes a heroic save of a man in a downed airplane that falls down a mountain. A woman that the team has visited before dies from being shot by her boyfriend.
Stations 27 and 77 are playing pranks on each other. A Russian woman's grandfather has chest pains. The squad rescues a teenager who falls while trying to hang a banner at his high school. Wick, Michael, and Ryan are caught in sniper fire while later answering a false alarm at the same high school. The shooter shows up at the station. Ryan deals with her ex-boyfriend.