On the Verge of Insanity
Overview
Se Gwon's return puts everyone in discomfort. Right off the bat, he makes it his priority to torment Ban Seok by putting an impossible task to his Malfunction Identifying System. However, Ban Seok doesn't stop and pushes ahead. Meanwhile, Se Gwon seems to be up to no good, making a suspicious deal with Hanmyeong E and C.