Cha Yang-Soon is a bold-spirited country girl who heads to Seoul to earn a living as a housemaid, determined to stand on her own due to her parents’ constant misfortunes. She ends up working for Han Gi-Tae, a sharp-tongued and self-absorbed CEO of a cosmetics company whose lavish lifestyle masks deeper emotional scars. Their first encounter—an awkward bathtub mishap—immediately puts them at odds, sparking a battle of egos, clashing pride, and undeniable chemistry. While Gi-Tae throws tantrums over trivial mistakes, Yang-Soon’s honesty, fearless attitude, and integrity catch him off guard and slowly chip away at his inflated ego. Romantic entanglements around them are soon complicated by Gi-Tae’s longtime admirer Yoon Na-Hee and Oh Jun-Tae, who harbors feelings for Na-Hee. But beneath the love triangle and comedic bickering lies a darker revelation, one tied to the mystery behind Gi-Tae’s past and the truth about his parents’ death.