In DELTARUNE, a quiet teenager named Kris is unexpectedly drawn into a mysterious Dark World hidden beneath the ordinary town they call home. Alongside the kind-hearted monster Susie and the gentle prince Ralsei, Kris embarks on a grand adventure to seal powerful Dark Fountains that threaten the balance between light and darkness. As the trio travels through strange kingdoms filled with colorful characters, humorous encounters, and challenging battles, they uncover secrets about destiny, friendship, and the nature of their world. Unlike a traditional role-playing game, players can often choose peaceful solutions instead of fighting, shaping many interactions along the way. Beneath its charming humor and heartfelt moments lies a deeper mystery surrounding Kris, the Dark Worlds, and forces that seem to guide events from the shadows, making every chapter feel both magical and unsettling.