Two strangers propose marriage, get rejected, then drunkenly elope. Trying to undo their night of madness, they realize they made the right choices.

Two strangers - Jie Xiu (Joseph Chang) and Lin Xiao Ru (Rainie Yang) - pop the question to their beaus, only to be rejected. Xiao Ru and Jie Xiu become fast friends and decide the only way to heal is get really, really drunk: thus ensues 24 hours of madness that ends with their elopement. Desperate to hide their wild night from their exes, Jie Xiu and Xiao Ru embark on a mission to undo their drunken adventure, only to realize they may have made all the right choices.

Two couples. Two marriage proposals. Two rejections. One marriage?. It was not the kind of day that either Song Jie Xiu (Joseph Chang) or Lin Xiao Ru (Rainie Yang) could have imagined. Jie Xiu is an interior designer who proposed to his girlfriend, actress and model Tang Ai Wei (Tiffany Hsu). On the same day, Xiao Ru, who works as the head waitress of the Farglory Hotel restaurant, also demanded that her boyfriend, airline pilot Ren Yi Xiang (Kingone Wang), marry her. Both proposals ended badly. To wallow in their respective sorrows, Jie Xiu and Xiao Ru are strangers who ended up in the same place with the same objective: to get really, really drunk. The drunker they got, the friendlier the two strangers became toward each other. By the end of the long night of drinking, Jie Xiu and Xiao Ru woke up to realize that they had married each other. Could it be a terrible mistake or the best thing that could have happened to them?