Gwangho, a prospect on his high school baseball team, is not drafted by a professional baseball team. His desire to continue playing baseball strains his relationship with his team members. Gwangho eventually begins selling fake gasoline with his friend Mincheol.

个性天真率直的龙女（袁洁莹饰）尝试到人间学习施雨的方法，而她必须化身为人。她本想在繁华的人间到处游玩，却深深吸引住了乐善好施的叶希（陈浩民饰），两人展开了一段“人龙爱恋”。但“人龙相恋，必遭天遣”，导致状况百出，一发不可收拾，但他们还是热爱着对方。另一方面，与叶希一起长大的周处（钱嘉乐饰）虽然武功高强，但性格刚烈。他一…