Jiang Yu, who loves cooking, kindly cooks shared meals for her roommates while living together, charging only for the ingredient costs, but falls into emotional and moral blackmail. After the new roommate Su Qing arrives, conflicts intensify: she not only denies Jiang Yu's efforts, but also secretly records audio, takes it out of context, and spreads rumors online to defame her. The depression of shared living and workplace harassment follow one after another, but Jiang Yu does not sink into arguments, instead clarifying things rationally with evidence and guarding her boundaries. She bravely jumps out of the draining environment and becomes a full-time food blogger. Bidding farewell to entangling interpersonal relationships, focusing on herself in every stove and fire, she carves out a brand-new life of her own amidst the hustle and bustle of human fireworks.