Purgatory: Blue

An unknown energy called Kinetic Aura was discovered in Tokyo Bay. Through its technological application, modern Japan transformed overnight into an energy superpower.

The protagonist, Akito Aima, finally lands his dream internship in the next-generation smart city built offshore, Rinbo. As he begins this new chapter, he finds himself thrilled by the stimulating environment.

Surrounding Akito are a cast of unique characters: Haruna Souda, a feisty senior with a chaotic charm, and a playful, teasing older colleague. Despite being frequently swept up in their antics, Akito can't help but savor his fulfilling days at the forefront of cutting-edge technology.

However, one day, Akito unexpectedly reunites with his estranged childhood friend, Anne Yumeoka. Once a celebrated member of an internationally renowned idol group, Anne is currently on hiatus due to a cloud of mysterious suspicions.

Strangely enough, no one else seems to be able to see Anne — it appears that only Akito can perceive her…