Grandpa Luo: A fat old man who is afraid of loneliness and loves to join in the fun. He is curious about the world of young people. He wants to participate in everything, but he knows nothing. He is always joking. Sometimes he has a little temper, and he is completely an old child. Luo Zhongtian: a well-known psychologist in a clinic and the head of the club. A deep, calm, wise and humorous man. Although he didn't talk much, he always stepped forward to save the day when the club encountered difficulties. Voice: Jason Mihua: Kindergarten teacher, Luo Zhongtian's wife and Baobei Luo's mother. Not only beautiful, but also kind and simple, and sometimes even silly. Without any utilitarian heart, in her eyes, the world is so beautiful and everyone is so kind. Because of the kindergarten teacher. Lolo: white (white-collar, elite, backbone) who pursues fashion trends and is aloof and uninhibited. God's darling, smart and capable, beautiful and fashionable, with numerous advantages ... I hope to adopt!