An old residential community plans to install a convenience elevator. Lin Feng, in order to make it easier for his sick mother to travel, actively promotes the project, but encounters all-round obstruction from Wang Cuifen. The other party makes exorbitant demands for compensation and constantly creates conflicts. Facing heavy disputes, Lin Feng cooperates with the neighborhood committee, relying on evidence and law to safeguard his own and all owners' legitimate rights and interests. The farce comes to an end, and the troublemakers bear corresponding consequences for their actions. In the end, the elevator is successfully completed, the old residential area takes on a new look, and the neighborhood returns to peace and harmony.