Small restaurant owner Shi Shouyi helps elderly Zhong Huaishan, who suffers a sudden heart attack on the street, but is misled by a misleading photo and misunderstood by the Zhong family, being identified as the person responsible. Facing lawsuits and online criticism, his small shop's business is hindered, and his family bears tremendous pressure. Just as Shi Shouyi is on the verge of desperation, the awakened Zhong Huaishan steps forward to restore the truth and clear his grievances. Later, he is accidentally embroiled in hiring chaos and college entrance examination substitution incidents. Shi Shouyi sticks to his original intention, relies on evidence to protect his own rights and interests, and guards his family's dignity with kindness and backbone.