After transforming into Dragon Bone, Shougo gets transported to an alternate dimension where he fights the deadly Dark Scorpion. Three unknown strangers protect him from being defeated. The next morning Shougo awakes to find that Saho Shimatani's family has moved in with them after their house was destroyed. Shougo tries to describe what happened, but no one believes him. Later in the day Shougo gets approached by strangers who want him to join them in protecting the Earth, but do they have a more sinister purpose? Can Shougo trust them?