In an abandoned Tokyo overrun by bubbles and gravitational abnormalities, one gifted young man has a fateful meeting with a mysterious girl.

A long-running conspiracy is swirling over a mysterious power wielded by the Queen in Raja, a small country west of Tempest. When a slime who evolved into a Demon Lord…

Shin has shut his heart ever since his mother died when he was young. His childhood friend Kotori has been looking after him ever since. Now that they are in…