Hikora is playing O-to-ko-yo to find his sister, Sorincha who vanished the night before while playing the game. Along with his friend, Yaimao they dawn fox mask and enter the game.
The two along with a girl who looks like Sorincha enter the center of Demon City. They find that during the game the kids are collected for a gruesome fate... their bodies are used to light the city.
Hikora is last seen starting up the next game of O-to-ko-yo... this time around however... he is "it".