Enrollment Chapter IV is the fourth episode of the Mahouka Koukou no Rettousei anime.
Tatsuya finishes his report about the incident. The group, consisting of Erika, Leo, Mizuki, Miyuki and Tatsuya go to a cafe, where they talk about Tatsuya's cast jamming. Mibu asks Tatsuya to join the kendo club, but Tatsuya declines, Mibu then tells Tatsuya that the non-magic specialized clubs plan to join together to tell their thoughts about the Couse 1, Course 2 discrimination. Tatsuya asks Mibu what she plans to do after telling her thoughts to the school.
Now at the Student Council room, Mari embarrasses herself by defending her boyfriend. Tatsuya makes Mayumi blush, and Mari teases her about it. Miyuki gets angry and things get frozen. The siblings go home and Tatsuya shows Miyuki information about Blanche.