After 3 years for Ryu's disappearance and 2 for Ken's, Yang and Yun were having thoughts as to where they have gone to. So they decided to walk on a quest to where they ended up on, but that journey brought them to Gensokyo as a price. Now they must battle their way to find the trust of Ken and Ryu's disappearance. But it will cost them their humanity for it. Will they find them? Or will they give up their quest and regret giving up their humanity?
14 parts