Despite his ragged condition, Dune continues his search for Luna. The robot once feared as the “God of Death” is ceaseless in his quest, but a rematch with Casshern puts his dream of a reunion on hold.

Lyuze’s psyche is bombarded by a labyrinthine barrage of illusions. Her nightmarish journey leads to a shocking discovery about her true feelings for Casshern.

Leda tries to convince Dio to accept Luna’s healing, but eternal life is no longer his obsession. Dio now lives only to fight Casshern - even if their battle ends in his own destruction.

Casshern and his friends enjoy the peace of their new lives until the Ruin destroys their happiness. Driven by grief, Casshern sets out to settle the score with Braiking Boss - and issue a warning to Luna.