Kawabuchi is a town where junior high school students drown one after another, it's also well known for a town where people die for 100,000. Ryuusei is a 13 years old boy who started to live there with his father after the early death of his mother.

Would you like to run away forever, or would you prefer to hide forever?One day, portals called channels opened up across the world, connecting different dimensions. As these channels opened, beings from other dimensions began to emerge on Earth, and