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.

兩個不同單親家庭長大的女孩，從小就讀一樣的學校，長大後也進入同一個職場成為同事，兩人外表與個性天差地別，相鬥十幾年不厭倦。某一天，一個黑道老大突然出現在她們的生活中，聲稱是她們的父親，而兩人居然是同父異母的姐妹……

雷芯语（刘奕儿 饰）是含着金汤匙出生的千金大小姐，幼年时被父母送出国外深造，如今学成归来，准备在商场上施展一番拳脚。然而，就在她抵达国内的这一天，雷芯语的世界发生了翻天覆地的变化，不仅失去了遮风挡雨的家，她还沦为了“诈骗犯”的女儿，受到千夫所指。
就在雷芯语最绝望和最走投无路的时候，一个名叫赵以霆（张立昂 饰）的男人出现在了她的身旁，对她伸出了援手。之后每当雷芯语落难，最终解救她的总是这个男人。一来二去之间，雷芯语发下自己渐渐喜欢上了赵以霆，然而她怎么也想不通的是，赵以霆对待她的态度为何总是冷若冰霜。