明星流量小生易涵（张雨剑饰）阴差阳错 “碰瓷儿" 了满脑子买房梦的美甲小妹裴呦呦（许晓诺饰）， 天差地别的两个人 却在一场策划已久的偷拍事件产生的蝴蝶效应下， 不得不订下一份婚姻契约， 两人从井水不犯河水到逐渐动心。这时他们的婚姻契约意外流出， 一场策划已久的 阴谋慢 镖慢浮出水面，坞 易涵的事业遭遇史无前例的危机。 同时浮出水面的， 还有易涵对裴呦呦的一颗真心。
A popular idol and a manicurist fall into a romance with an expiration date when they have to pretend to be married. Two different people leading different lives cross paths due to a scheme around a candid camera incident. To deal with the aftermath, popular star Yi Han and manicurist Pei You You who has always dreamed of buying her own house enter into a marriage contract. From strangers who wanted nothing to do with each other, the pretend couple eventually develop real feelings. However, reports of their agreement leak to the public. Furthermore, a conspiracy that has been brewing for a long time comes to the surface. Can Yi Han still prove that his heart is true?