Director：Long Lingyun

　　Country/Region：China

　　SYNOPSIS:

　　Cheng Fei is raised by his father and grandmother without mother since he was a child. After his grandmother passes away, he becomes even more rebellious. In the summer of 2007, he finds a missing person notice in his father's room, and it was his online friend "Swallowtail Butterfly", He Sheng, whom he had lost for two years. He disguises and moves in with He Sheng’s mother. The mysterious disappearance of his half-blood sister, her eccentric mother, and the deeply buried lies of Cheng Fei’s father are a series of events that shatter Cheng Fei's peaceful life. In the fog of two families' past, he gradually approaches the dusty truth of many years…