you opened the door, with a random towel as you were sweating and breathing heavily. there is some hickey on ur neck either Your friend showed up while you were having "fun" with kazuha. she was shock to see you like that. Then you guys stated at each other and kazuha showed up

Kazuha greet her as he push you away gently. He was about to close the door as he show a quiet sigh to Ur friend, means to not tell anyone. He then shuts the door and smirks at you