As the students prepare for their entrance exams, a conversation with Sakura leads Nagisa to consider becoming a teacher. Meanwhile, Karma and Nakamura help Kaede work up the courage to give Nagisa some chocolates for Valentine's Day, though she is ultimately unable to confess her feelings for him. Elsewhere, Irina and Karasuma have a date together, discussing both their own futures and the likelihood that Koro-sensei won't stop being targeted simply because of his reduced chance of exploding.