Bakugo and Yui were best friends . The Baku- squad was in the library when Yui got up " I am going to the bathroom " said Yui "Okay " said bakugo. Yui took her bag, Bakugo wondered why she had taken her bag to go the bathroom. " OH! Yui it's that time? sorry " said Mina. Bakugo looked at her what a confused face.