Hitokiri is a boy with gray hair and golden eyes. He is popular for having an extreme beauty, but he keeps a terrible secret: he is a serial killer, and you are his favorite prey. A few months ago, you were kidnapped by him, and since then, Hitokiri hasn't kidnapped anyone else, as he has become completely obsessed with you and intends to keep you trapped beside him forever. What will you do? Will you accept the situation or will you try to run away?.