郑家纯在一起

　　Kyohei Aizawa, an assassin for a covert non-governmental espionage group in Japan called "SEEK", is grieving over the loss of his girlfriend from a tragic plane accident. The leader of "SEEK",Ryo Mikumo, contacts him for an emergency mission; save a fellow agent, recover a new highly explosive liquid called "RDX@", stop a ruthless Yakuza leader, Sojiro Kotsuki, and his gang before they take over Japan. Although the Ninjas were thought to have disappeared... the new breed of assassins live on helping to protect Japan and all that is right; the Ninjas are coming soon.

　　王元娥（苑乔 饰）一直以来都深深的爱慕着名为陈喆的男生，可是，王元娥知道自己非常的普通，和在校园里闪耀着耀眼光芒的陈喆相去甚远，所以选择将这份感情深深的埋藏在心底。单求胥的父亲将儿子送进了王元娥和陈喆所在的班级之中，单求胥的目的很简单，那就是混到顺利毕业，然后出国追求自己的自由自在的人生。　　一次偶然之中，王元娥和单求胥之间爆发了争吵，但也正因为如此，单求胥得以走进了王元娥的内心，发现了她单纯善良的一面，并为此深深着迷。可是，王元娥的全部心思都挂在了陈喆的身上，这让单求胥非常的苦恼。

当兼顾工作和抚养孩子的单身母亲成熙（尹世雅饰）为她年幼的女儿在整个房子里安装家庭摄像头时，奇怪的事情开始了。