Lin Xiaoman, an arrogant and willful jewelry designer, was forced by her family to force her to marry. She rented Jiang Yan, a poisonous lawyer, as her contract boyfriend for 1,000 yuan per hour. On the surface, the two are happy enemies, but in fact they are closely entangled with the business conspiracy, family grudges and green past twenty years ago. As they get along more and more, they discover that Jiang Yan is actually an undercover agent of Interpol, and that the Lin Group is deeply involved in smuggling. The two have to struggle between falsehood and sincerity.