Qin Jianmin, a humble shoe repairman in a small town, possesses an old receipt for the demolition of his family home. His cousin Qin Jianjun and his wife forge documents claiming that he has waived his rights, hoping to collect his resettlement apartment and compensation money on his behalf. Qin Jianmin investigates the matter himself, presenting evidence and comparing handwriting at government service counters and mediation offices to prove that his receipt is genuine. He personally selects Apartment No. 604. Leaving his relatives' schemes behind, he returns to his shoe repair stall, where neighbors bring him warm soup. Through his ordinary daily life, this heartwarming yet realistic story portrays an ordinary man's determination to uphold his principles and defend his rightful interests.