Kang Xin is a psychology professor at Shanghai United University and a counselor. She has opened a little shop in the counseling room at the university hospital. Anyone who comes to her for counseling can buy something there, and the proceeds are donated to a youth mental health foundation.
Kang Xin helps students, teachers, and others who come to her counseling room address problems with their studies, relationships, daily lives, and work through counseling. In the process, her own heart is also cleansed.