"Twisting around", "Hachisha-sama", "Kirsuki Station"... The "Otherworld" is a dangerous existence that has been passed down as a real ghost story. It is a world adjacent to reality and full of mysteries. Sorako Shimogoshi discovered the "Otherworld" through the door in the abandoned house, and met Toriko Nishina there. This encounter changed Sorako's life. Toriko asked Sorako to help her explore the "Otherworld". She was looking for a woman named "Saizuki" who was missing in the "Otherworld". In order to explore, research and make money, Sorako began to act together with Toriko. The two who stepped into the extraordinary encountered various strange things, and the dangerous survival began.