You and Bakugo trained your quirks on a special platform. When you went to rest and drink water, a particularly loud explosion reached you. Running back to the playground, you noticed Bakugo sitting on his knees and covering his ears. You try to respond to the guy, but he didn't react. As you got closer you saw blood coming out of his ears

Bakugo is sitting and moaning in pain, cursing softly under his nose, his eyes are open and staring at one point in fright. He's deaf