柳星落作为一个母胎单身20几年的新时代女性,一个孩子从天而降,抱着自己大腿喊妈妈,还给自己找了一个又帅又多金的老公。按道理来说柳星落应该庆幸的,可问题就是..这个爹她根本不认识啊!。Masked figures with machine guns march into the secondary school in Karatas, take the pupils hostage, and execute one of them. They make no demands. Silent terror is their modus operandi. Seeing as the army will take two days to arrive due to a snowstorm, maths teacher Tazshi decides to assemble his own assault team: his ex-wife, the gym teacher, the cowardly school principal, ...。