A story about the devil boss and her nice guy boyfriend as they overcome the obstacles of dating in an attempt to find their happily ever after. Gu Jia Nan identifies as part of the never-marry group while Xu Shuang Shuang is a woman whose fierce and tough reputation precedes her. While they act like sworn enemies at work, they have been dating in secret for some time. Jia Nan finally gets an opportunity to be up for promotion, but the honor ultimately goes to Shuang Shuang. Moreover, he is about to lose his home all while his girlfriend's judgmental mother looks down on him. With so many problems thrown their way, can Jia Nan successfully marry Shuang Shaung?