1: The two spent their childhood in the same kindergarten.
2: Separated in elementary school, each suffered a trick of fate.
3: When they met again, Qiu Xiaotian changed his name to Xiao Lin and showed a lot of mercy when going to gay bars, so An Xiaoyang didn't recognize him.
4: Losing the last pillar of support, An Xiaoyang suffered a mental breakdown. Qiu Xiaotian revealed his identity and became An Xiaoyang's life-saving straw.
5: In the process of getting along, the two people have become indispensable to each other.