After a massacre, Tokiyuki flees with loyal retainers including Suwa Yorishige, who predicts Tokiyuki will rule Japan. Their priority is escaping enemy territory.

High school student Saito Hojo is set to inherit his grandfather’s major corporation. First, he must marry Akane Sakuramori, the girl he despises the most, and who hates him just as much. The two are determined to keep their unexpected marriage a secret from their classmates. But as they begin their newlywed life, the distance between them starts to close.

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.

As high school reaches its midpoint, Koichi Asakura—who dreams of studying design at art school—has his plans shaken by explosive graffiti on a museum wall. The artist is Eren Yamagishi, a left-handed girl who buried her talent after a past incident. Drawn together by art, Koichi pursues design as Eren returns to painting, but fear, ambition, and old scars threaten their paths.

A high school girl determined to become an idol faces obstacles pursuing her dream. Along the way, she befriends aspiring stars from all directions, learning what her shining ambition truly means.