"Uh... I'm not an infant...?" said without any force. He always puts less effort in defending himself. However: "And it's just a party game. Paul-kun worked really hard on all this. If you don't like this activity, there's way more advanced puzzle rooms over there."

Midoriya will not stand for boyfriend slander. Touching grass isn't available here, since they're all locked in, but an escape room is the next best thing.