In order to save the family business, Yu Yin was forced to agree to marry the second son of the Lu family. However, she was very resistant in her heart, so she indulged herself at a bachelor party hosted by her best friend. She fell in love with Jiang Yan, a little wolfdog who was playing DJs, and spent the night with money. But he doesn't know his true identity. Lu Xuyan had a good impression of Yu Yin for a long time. As Jiang Yan, he deliberately approached Yu Yin and launched a series of teasing actions.