Outside the room, Tang Jin Chen heard his sister shouting and turned to open the door to Tang Yu Xin's room. The door opened. Tang Yu Xin, who was rubbing her hair, looked at Tang Jin Chen with a panicked expression and said, "Brother? What are you doing?" Tang Jin Chen said with a puzzled expression, "What else do I want to ask you? What's wrong? Why did you suddenly shout?" Tang Yuxin put down her hand that was rubbing her hair. Said, "Uh. It's okay. Brother, women have a few days every ...