Seeking the truth behind the "Biscatonic Cluster Incident", which claimed an unprecedented number of victims and turned Death Gavan evil, Gavan Infinity —Reiji Doki— sets out for Planet Alkam, one of the planets where the incident took place. There, Gavan Raiya —Kunai Kazanami— who was tracking Death Gavan’s whereabouts, also appears from across dimensions…

Kohei Nagata
as Reiji Doki / Gavan Infinity

Kentaro Yasui
as Kunai Kazanami / Gavan Raiya

Ryuga Akahane
as Setsuna Aikokuin / Gavan Bushido

Kokona Sumi
as Kiki Iwai / Gavan Luminous

Arihiro Matsunaga
as Daisuke Date

Kohana Arisaka
as AGI

Hiroto Yasuda
as Rikiya Wanibuchi

Lana Tanida
as Kotobuki Takanari

Maikichi
as Hatsune Kazanami

Anna Iriyama
as Rui Amou