Which will you find in this devastated world - love or despair?

In a dystopian world, the people killed by an unknown virus rise from the dead and attack humans. Hikaru, a high schooler, is attacked by his zombified mother and runs away with his childhood friend Ai, whom he loves like an older brother. While Hikaru struggles with his grief, Ai has been watching over Hikaru, as he's done since they were kids.

Can love be born in a ruined land? Don't take your eyes off this apocalyptic BL!