High-Rise Invasion

In the year 2024, the world has collapsed. Grotesque monsters lurk amongst the ruins of Japan, while remaining people scrape together what they can to survive. Kiruko, an odd-job girl in Nakano, accepts a mysterious woman's dying wish to take a boy named Maru to a place called Heaven.

13-year old Rachel awakens to find herself trapped in the basement of an abandoned building. Without any memories, or even a clue as to where she could be, she wanders the building, lost and dizzy. In her search, she comes across a man covered in bandages. He introduces himself as Zack and he wields a grim-reaper like sickle. A strange bond is struck between them, strengthened by strange, crazy promises… These two, trapped in this strange building, don't know why fate has placed them there. But they will work together desperately to find a way out…

Ryoka is awakened by flurry of text messages from her mother! Panicked and rushed, Mom is clearly concerned for Ryoka's safety, but she is not too keen on letting her daughter know why. Her reasoning being that nothing could really properly describe what is happening! The world might be ending! And there might be a massive new life-form on the roof of their apartment building!

It is the year 2025, five years since devastating terrorist attacks put an end to the 2020 Tokyo Olympic Games. The UN has taken control of the former Olympic site on the edge of Tokyo Bay, placing it beyond Japan’s jurisdiction. Hana Togetsu is a seventeen-year-old high school student who lives in the area. Not your typical teen, she belongs to a special unit run by the UN. Hana is sent on a mission as a transfer student to a public high school on Enoshima Island. Her target: Shunichi Nanase, a boy in her class. As Hana is about to make contact with her target, a middle-aged man appears at the school asking for Shunichi. The situation turns critical when the American military arrives at the school in pursuit of the man. As the bloodshed escalates, another teenage girl begins to make her way to the island to break the deadlock.