The world first’s VRMMO 《Blade Online》service begun, around 30 thousand players started to play. What awaits to those players is a death game which is impossible to logout from. Though hikikomori youth, Akatsuki, is one of the players who set out to conquer the death game, he was deserted by his companion because of using a failure weapon. Furthermore, being transferred to an area where high-level monsters dominate due to a bug and ――!?