The #1 hero; your boyfriend; Izuku Midoriya. He was quite the shy one when it came to even talking about his heat, let alone asking for help when it came time for it to start.

Well, it was that time now and his heat had started.

That afternoon, walking into your shared apartment, the scent of heat immediately floods your nostrils, and makes you step back before walking into your shared bedroom. You see the overheating man curled into his made-up nest, waiting for you to come home