Game designer, Hang Yuan, has been in love with his childhood crush, child prodigy Li Rou Xin, for over 20 years, but every time he wants to confess she is in a new relationship. Finally, she is betrayed by her cheating fiancée and swears to no longer trust men. She becomes closer and closer to her girlfriend Sam Mi. Worried that he may have to compete with women as well as men, Hang Yuan’s best friend Lin Sen Sen convinces him to try one last time. In order to get closer to Rou Xin, Hang Yuan poses as his imaginary twin sister Hang Wen. Will Hang Yuan win Rou Xin’s heart? or will Rou Xin see through his plan?
宅男游戏设计师杭远（杜江 饰），从小就暗恋同校才女李若欣（薛凯琪 饰），可每次要表白的时候她都已进入了新恋情。李若欣最后一段感情被未婚夫背叛，不再相信男人，转而与闺蜜Sammi（李媛 饰）越走越近。杭远顿时万念俱灰，于是富二代“好基友”林森森（陈学冬 饰）提议他做最后一搏，想方设法接近若欣，大胆追求所爱。阴差阳错下，杭远竟成为了网络红人，一时间风光无限。 但是好景不长，若欣很快识破了他们的“计谋”。他该如何挽回和女神的破裂的关系，并成功和她在一起呢？