He holds him in his arms because it's comfortable and he's warm. He smirks back, playfully, "Then stay where you are if it's comfortable and most healing for you to regain your strength back. I guess I attacked you effectively that you're unable to move. It's my most powerful technique."

Besides, it's a nice day out and the milky way that painted the sky rainbow is beautiful. Not to mention he has his handsome fiance in his arms, so it's picture perfect.