In the courtyard houses of Beijing in the 1960s, supplies were in short supply, life was difficult, and neighbors were at odds with each other.
Modern youth travel here and bring the signature system with them. He worked hard to improve his life and gradually fell in love with a girl in the hospital. However, due to the uneven distribution of resources, he was jealous and plotted. During the counterattack, he discovered an amazing secret and determined to take revenge.
