(Qian Yiqian) The protagonist is socially anxious. He hates social interactions and feels fear in his heart, but he doesn't show it very much.
(Sun Meng) One of my roommates is a very enthusiastic person, who is often overly enthusiastic. People who are too enthusiastic tend to treat others as mentally retarded.
(Chen Zheng) A particularly aloof person (male)
(Tan Yu) There is also a good old man (male)
Four people with completely opposite personalities live together in a shared apartment. On the surface, they are in harmony, but in fact they have to endure each other for life. However, this life is full of ups and downs. Can they survive the messy torture and test, or is there another turning point in life?