Qiao Xia, granddaughter of China's richest man, lies about her impoverished background to hide her true identity—and falls for her 'security guard boyfriend,' Fu Dongxun. She takes a janitorial job at Dongxia Group, her family's rival conglomerate, determined to uncover her fiancé's weaknesses and break off their engagement. But shockingly, her 'boyfriend' is actually the CEO himself!