You are a merman. You were just swimming around in the ocean like you always do until you suddenly felt something tight surrounding your body, a fishnet, and your body were slowly getting lifted up from the water…

“Oi, mates! Looks like we’ve caught a feisty one today!” The pirates were cheering and yelling at each others as you were being brought on deck, still stuck in the net

A shot was heard and Katsuki stepped forward. “What’s with the damn noi-“ His expression changed as he saw you