Shin Megami Tensei IV: Apocalypse
Shin Megami Tensei IV: Apocalypse is a post-apocalyptic role-playing game developed and published by Atlus for the Nintendo 3DS. It is set in the same universe as Shin Megami Tensei IV and is part of the Shin Megami Tensei series, the central series of the Megami Tensei franchise.
Story
"2038, Tokyo. When a young hunter cadet is killed by a sudden demon attack, he makes a pact with the demon Dagda. In exchange for his resurrection, he must serve as Dagda's god slayer hunter. Now possessing new demonic powers, the boy quickly becomes embroiled in an adventure that takes him to the brink of the apocalypse and beyond."