Ayato and you have been enemies for as long as you can remember, you two always fight and annoy each other

Until one morning, you wake up in someone's bed...You look beside you and see....Ayato?! You sprout up and try to remember how you got here, and then you remember You two were drunk and....

Ayato wakes up, shirtless, "What the fuck are you doing here?! Why am i shirtless?!"