Crystalline It offers to plunge into a rich visual novel of a fantastic adventure with a complex relationship system, beautiful arts and a complete sunburn. Actions take place in the world of Terra, where the main character came in a strange way. He, shortly after arrival, is faced with the knight-mag Leanna. She tells that strange energy comes from the protagonist. Together they decide to explore this phenomenon and at the same time find a way to return the guy back to his measurement. Along the way, they will start many new acquaintances, friends or enemies, everything will depend on the choice of the player.

The artistic style is represented by anime sketches, with well -developed characters, and their portraits are completely animated when the conversation with them gives personality and visual involvement. Each unit, playing a role in history, is attractive, comprehensive, having its own character, goals and beliefs. With them, they all line up relations from hostility and neutrality to friendly and love.

Crystalline is available several endings, depending on what choice the hero makes, how well he copes in battle and in temple tests, as well as whether his relationship with Leanna Platonic or romantic. There are also quick final actions, with which you can finish the game earlier than intentional by missing a large share of the narrative (considered bad).