The Kawai Complex Guide to Manors and Hostel Behavior

Hasebe Sosuke is the deputy editor-in-chief for the Japanese version of the fashion magazine "The Most" which is released in 30 countries worldwide. He is an unfriendly and cool rationalist. He's been transferred from the New York branch to complete a particular mission. When he was young, he was fat and often bullied. Now a handsome elite, he strives to meet his first love again. On the other hand, Sato Ai is unemployed and living with her best friend. After her company went bankrupt, she's eventually hired as a helper. She's a cheerful, energetic, and honest person. In her youth, she was a beautiful honor student who has now grown into a self-conscious person. Although she meets Sosuke again, she doesn't want to reveal her identity.

When he was a child, Murakami was friends with a girl he called Kuroneko. One day, while trying to prove the existence of aliens to Murakami, she is killed in an accident that he barely survives. Guilty of his role in the accident, Murokami decides to dedicate his life to proving that aliens exist. Then, one day, a new student with mysterious powers transfers into his class who not only looks a lot like Kuroneko, but is named Kuroha, Neko.

High-school student Daichi Manatsu works for the Globe organization to pilot a giant robot called the Earth Engine Impacter to protect the Earth from the invading alien force known as the "Kill-T-Gang", from the planet Uranus.

In a dark void known as the Lightless Realm, a group of children meet and bond, but are then separated and returned to their own dimension. Years later, these children reunite to fight "Admonitions," monsters that originate from the same void, using robots known as "Vess." However, their efforts only slow the ever-encroaching and expanding Lightless Realm from infecting their world. Their lives take a drastic turn when a new foe appears in the form of a "Corpse," whose song is rumored to kill any who hear it within nine days. The "Corpse Song" is heard by the group, and with this, they each begin to pull away and become caught up in their own personal problems—ultimately threatening the fate of humanity.

Bored with life and considering the real world to be just a “crappy game,” savvy sibling shut-ins Sora and Shiro have withdrawn into their own fantasy world filled with video games. However, one day they find themselves summoned to another world by a boy who calls himself “God,” their abilities are about to be put to the ultimate test! Now not only their fates — but the fate of all of humanity — will be decided by a series of games that may just be the hardest these super-geniuses have ever faced!