Zuo Tian experienced many people and things from his ignorance to his final life perception. Zuo Tian, ​​he went through all stages of life, and then slowly grew from each stage. At the end, Zuo Tian finally understood the meaning of life, and life should not be missed.

An elderly woman, Rong, is haunted by her past through a stray cat after she moves into her new apartment. Kicking it out then trying to seek it, she enters an unexpected realm.