Shu's mother finally comes home, only to find her son living with a girl and an underwear-transporting robot. Elsewhere, a key strategic asset for Funeral Parlor is being targeted by a missile-happy American who's just joined GHQ.

Shu's having horrible flashbacks, both to images of his battle with Jun and to other, even more upsetting images that soon have him quitting Funeral Parlor and alienating the people in his life.

GHQ is awash in blood, chaos and song. As the Cancer sweeps over Tokyo, Shu faces the truth about friendship and the consequences of inaction.