Ryu is the captain of a spaceship, who left Earth to explore far away planets. But one day something goes wrong with the ship, and Ryu has to perform an emergency landing. He finds himself in a middle of a forest on a planet he knows nothing about. It is not until he meets the beautiful, mysterious fairy named Fana, who tells him the planet is in grave danger, that he realizes that his fate and the fate of the planet are connected, and becomes involved in a conflict between two local tribes.
Gdleen is a Japanese-style role-playing game based on the light novel series Jikō Wakusei Gdleen by Yuto Ramon. The core gameplay is similar to that of Dragon Quest games. The player-controlled party fights randomly encountered monsters in turn-based combat viewed from first-person perspective. Ryu and Fana will meet friends who join their party, visit camps and towns, and descend into dangerous dungeons.