To support her younger siblings, whom she jokingly calls her 'super-sized guerrilla squad,' money-loving young woman Shen Muxi signs a 'baby-making KPI' contract and marries Gu Shiyan, a sharp-tongued, domineering CEO. He mistakenly believes she bullied him at school, while she mistakenly thinks he's gay! Workplace harassment? Scheming rivals? Those can wait. Their first priority is to complete their 'marital cooperation' mission! But when the babies finally arrive, three come at once, bringing the wealthy Gu family a perfect happy ending!