Liu Xi stopped and was stunned for a moment before responding. Although she was indeed his nominal stepmother, she was still a virgin and had never kissed her. She was not used to being called a mother by such a big person. In fact, many people chased her when Liu Xi was studying because she was beautiful and had a hot body. But at that time, she had nothing but physics. As a result, after studying for a doctorate, she was urged by her family to return to China and start dating.