The story revolves around a 16-year old High school boy, Hittori Hasai. He considers himself alone in the society. He thinks no one can understand him in the society. 

It all happened when a tragedy occured and that tragedy has left him a scar. The scar is unseen in the society and also he does not know of his own scar. He suffers from Amnesia, he does not recall any memory of the tragedy but his dreams tell a tale of their own. 

This is a story of a boy who is Alone!