Ling Xiangwan and Bai Qingxiao find their fates being intertwined in a case of "Lost Dog, Will Be Rewarded Greatly If Found". Poor college student Ling Xiangwan carries a dog to find its owner only to walk in on Bai Qingxiao doing lewd things. That was when he realized that the 'dog' stated in the search description isn't referring to an actual dog but as he was trying to leave he was stopped by the other party. Bai Qingxiao asks him to stay and keep him company but his shameless request results in Ling Xiangwan storming off in a fury. Ever since that night, Bai Qingxiao couldn't take his mind off Ling Xiangwan...