In a flooded world, a boy rescues a robotic girl from the sea. Grateful, she vows to be his "leg" until fulfilling her former master's order, leading to an unforgettable summer adventure.

Stars are everything, granting abilities to Tamers. So when Ivy was born without one, her village took it as an ill omen.

A high school student is transported to a fantasy world with distinct cheating advantages. He sets out on a quest to gain a harem of beautiful girls.