Ren Guang-xi, a cocky law student, seems to lead the perfect life. He's the sole successor to a huge and famous business and is a talented ice hockey player. But in reality, his lonely life lacks joy, laughter and motivation. That is until he meets Liang Mu-cheng, the new bento seller at his school canteen. A harmless bet brings the two together and Guang-xi slowly changes as Mu-cheng teaches him how to give and love. Tragedy strikes when Guang-xi suddenly has to go through a major brain surgery which causes him to lose his memory.

就像许多爱情至上的傻女孩一样，美丽而单纯的女孩蓝小依（马思纯 饰）放弃了在杭州稳定的工作，转身前往大都会上海，追寻男朋友田飞（袁成杰 饰）的脚步。只身在上海打拼的田飞因一场办公室风波而离职，爱慕他的女孩陆露（陈彦妃 饰）拜托父亲，将自己和田飞安排进了一家房地产公司，小依则进入了此前有过业务接触的公子哥马耀祖（丹尼斯·吴 饰）的公司。陆露死缠烂打，甚至搬进小依和田飞合租的公寓。在残酷的社会现实和美女投怀送抱的情况之下，田飞选择做起乘龙快婿，一步登天。失去爱情的小依身怀有孕，无依无靠的她多得马耀祖的照顾与关怀，总算度过了最困难的时期。
物欲横流的当今社会，这些年轻人必须为各自的选择买单……