If there isn't a cooldown in a few pages from now I'll be pretty confused. How is it that seeing her face blush makes him transform. But her landing on him naked is perfectly fine?
So... No one asked why he refused to join the team. Thought it makes sense to the reader. Those girls were those guys friends before the MC. They've been through some stuff so I can understand them staying with him. But not to even to so much as a question it is weird to me.