Shin Megami Tensei IV: Apocalypse is a video game set in the post-apocalyptic Tokyo, where demons and humans coexist. The protagonist of the game meets an early demise but is brought back to life by a lesser god in exchange for his servitude. As he allies with other Hunters in the ruins of post-apocalyptic Tokyo, he finds himself crossing paths with characters from Shin Megami Tensei IV as part of a plot involving higher deities vying over the remnants of humankind.