Beiyichen fastened the buttons of his pajamas slowly: "I teach you, have you forgotten all about it?"

"Don't forget, knock on the door before entering, but I have something urgent, something important to help me!" Xi Xiaotong strode past.

Beiyichen was sitting on the sofa, wearing a light blue nightgown. Her hair was still dripping with water, dropping down the tip of her hair, on his neck, and sliding down all the way. He picked up the towel on the sofa, wiped his wet hair and asked, "What's the matter? What's the important thing that makes you forget to knock on the door?"

"Did you help me find out if...