Kerry Weaver manages to offend just about everyone in her first day as chief resident. Carol goes on a ride-along with paramedics Shep and Raul, sharing a ferris wheel ride with Shep. Peter and Jeanie's secret relationship comes to a head. Susan is stuck caring for Little Susie while Chloe attends school. Dr. Ross has his hands full with a young pyromaniac. Carter shows interest in med student Harper Tracy.
Season: 2
Welcome Back Carter!
The ER treats victims of a gang shootout. Carter arrives late and unprepared for his new position. Mark learns all about being an attending, including senior staff's habit of bad-mouthing the residents, particularly Doug Ross. Mark hires a new chief resident, Kerry Weaver. New third year med students arrive to complete their ER rotation.
Climax
It all comes to a head as Izuku, Iida, and Todoroki face off against Stain while the pro heroes in Hosu City fight against the Nomus.
Hero Killer: Stain vs U.A. Students
Stain strikes again, and this time some U.A. students are around when it happens. Will they be able to hold him off until the pros come?