A world called the zombie continent. There are all kinds of monsters in the zombie continent. People will have spiritual power from birth in the zombie continent, but they need to wake up within a certain time, otherwise they will never wake up. The earth is an isolated part of the zombie continent and a planet abandoned by the zombie continent. Originally, the earth lived an ordinary day, but the arrival of the protagonist broke the peaceful life. After a disaster, the protagonist inexplicably came to the earth. He fell in love with a girl at first sight on the earth and lived in her house for five years. For some reason, the protagonist changed into a complete zombie and bit the girl who had lived together for five years... The story began here.