Nier Reincarnation is a role-playing video game developed by Applibot for Android and iOS. The game takes place in the universe of Nier and its sequel Nier: Automata, which are in turn spin-offs and sequels to the Drakengard series. Set in a realm called The Cage, the player takes on the role of a girl guided by a ghost-like being.
Source: Official website, Google Play