一次暑假实习让寄宿在父亲下属张家的何舒曼陷入了一场忽如其来的恋情， 却不知背后张母正为其儿子和家族打着如意算盘。 当第三者， 何舒曼的表姐插足的时候， 张母的良苦用心又将功亏一篑。 心碎的何舒曼钻进父母的保护伞， 张父被辞退， 张母随丈夫奔走他乡， 而张俊却因获难得的自由而暗喜。

An arranged summer internship had a girl, well-protected by her parents, guest in the family friend's home and step into an unexpected romance, behind which lied a bigger interest for the host family, only spoiled by a third person, the girl's cousin's involvement, leaving the girl heart-broken, the host family torn apart, and the boy secretly happy for the incoming freedom.