Heaven's Vault is an adventure game developed by inkle for Play Station 4. It follows the story of Aliya Elasra, an archaeologist who explores the Nebula with her robot sidekick, Six. The game is an open-world adventure that allows players to sail through fast-flowing space-rivers and discover lost ruins. As Aliya, players will translate strange hieroglyphics and piece together the history of the world and an entire alien language.

The game offers a fully adaptive narrative, which means players can progress through the game in any order they choose. The choices players make, discoveries they uncover, and actions they take will influence what happens next. The game features a diverse cast of characters who remember everything players say and whose attitudes change based on their actions. Some characters are friendly, while others are cautious or out to trick players.

Overall, Heaven's Vault is an immersive game that challenges players to explore and discover the secrets of the Nebula. The game's non-linear gameplay and adaptive narrative make it a unique and enjoyable experience for fans of adventure games.