Baldr Sky is an Action, RPG, Visual Novel, Anime, Simulation, Multiple Endings, and Singe-player video game developed by Giga. During the gameplay, the player needs to select an option from a list that will contain whether text or audio voices to generate the result of the gameplay. The game serves as the third main installment in the Baldr series and offers the same gameplay to the Baldr Force.

The protagonist named Kou Kadokura, can see the past and present flashbacks to tell the story, at the start the character is suffering from memory loss and is trying to catch his past by the service of medical nanomachines. The character wants to expose the truth that happened that day and keep another disaster from happening once more, as his better half Sora was executed by the nanomachines.

The player can replay the choices he makes as it is a multiple ending game and outcome of the game bent upon the player’s judgment. The game offers several non-playable characters that will help the protagonist in revealing the secret of his past, such as Rain Kirishima serves as character’s subordinate, Aki Nishino as the cousin of the protagonist, and a lot more having different relations with the hero. The core features of the gameplay are Several Characters, Nanomachines, Multiple Endings, Choice Making, and Secret to Reveal.