In 1960s Beijing, life in a traditional courtyard compound is harsh. Supplies are scarce, life is difficult, and neighbors are always caught up in petty family matters.
A young man from the modern era transmigrates there with a Sign-In System. He works hard to improve his life and gradually falls for a young woman in the compound. But when the unequal distribution of resources sparks jealousy and scheming, he discovers a shocking secret while fighting back and resolves to take revenge.