What I would like is to take that happiness from him (because of the "trauma") and make it determination to improve and possibly save his friend from doing something stupid and getting expelled. The girl might still be bullied but it should get around in a way that she can make contact with him from zero.
Bizen BIZZZZZZEEEEENNNNNN! MY MAN! Srlsy Asahina needed this. She should have coughed up from the beginning, like why would you drag this out for him. Poor boy.