Design genius Li Yuan is ruthlessly betrayed by his ex-girlfriend, kicked out of the company, has his accounts frozen, and is stranded in Yucheng with not a penny to his name. Liu Ruyan, the CEO of Dream Building and an illegitimate daughter, is frustrated in love and, while clearing her mind by the river, unexpectedly encounters the cornered Li Yuan, thus forming a pair of bickering sweethearts. From mutual disdain and endless mishaps to bailing each other out and pretending to be lovers, the two support one another and gradually develop feelings during their confrontation against the ex's scheming and family disputes. Making you pretend to be my girlfriend, you actually want to be my boss? I really didn't mean to get entangled, she just insisted. Adapted from the Tomato Novel "I Didn't Mean To Cohabit, She Insisted" by Baili Xianchuan.