Kita believes them and it's enough. He likes them both so much too. They'd managed to get to him that way and he doesn't think he's ever going to become immune -- not that he's going to try.

He switches to Osamu's cock in his mouth again, while he strokes Atsumu instead. It's a little tiring after even after a short time but he wants to make them come like this, they'd both think it's hot and that makes Kita so wet knowing.