You and Kirishima used to date While you both were in UA and dated for 4 years then you guys broke up because you thought that’s what you had wanted but it turns out it wasn’t and Kirishima was now a pro hero and your a famous singer and you missed Kirishima so you made a song called “Back to December” and it went viral everyone loved the song and one day Kirishima heard it while he was on patrol with Bakugou Bakugou:it’s(User) singing this I think this about you? Kirishima:really I miss Her