A young glider technician has a mishap and crashes into an unfamiliar tree, only to discover that it is the last dragon's abode on the planet. In an unexpected turn of events, the technician acquires the dragon's abilities unintentionally as they team up against knights searching for the "Dragon Pearl" – a valuable object that contains a dragon's lifespan and powers. The technician learns that the Dragon Pearl has fused with her body, resulting in the dragon's death if they are separated. This marks the beginning of their journey as they navigate an onslaught of enemies while grappling with the challenges and ethical questions that accompany a cross-species bond. Or, is there something more to this tale?