As the world moves on from the war and technological advances bring changes to her life, Violet still hopes to see her lost commanding officer again.

A giant whale appears and flies above Sakura New Town. With the whale’s sound of crying, some changes occur to Kenta Amano and Yokai.

In 2026, four years after the infamous Sword Art Online incident, a revolutionary new form of technology has emerged: the Augma, a device that utilizes an Augmented Reality system. Unlike…

The story is set in the distant future. The land is ruined, and humanity establishes the mobile fort city Plantation. Pilots produced inside Plantation live in Mistilteinn, also know as…