This is a very realistic story. Zhan Yaoyuan has been a lively girl since she was a child, but there is a lot of inferiority and escape hidden in her lively heart. In her life, she encountered academic problems, conflicts between early love and ideals, and suppression of interpersonal relationships. She was originally an idealist full of fantasy, but gradually, she changed. She became a depressed, inexplicable person who went deep into hell. When she was mentored by Professor Lin, a strange person on the Internet, she slowly began to encounter her past self, and layers of knots in her heart were peeled away. Slowly, she discovers what true happiness is. Slowly she discovered that happiness is so simple.