Inganock, a city isolated from the outside, a city where everything is distorted, even the sun. It all started ten years ago, at a day called 'Revival'. Residents of the city slowly changed into beings that are partially human and partially animal. One of these is former medical student Guy, now an illegal doctor who walks the city and cures the poor for free.

The year is 1905 in the Engine City London, where the air is so thick with smoke that a glimpse of the blue sky is considered a miracle. Mary is a girl living by herself while her mother works abroad. She attends university with her friends until she forms a contract with a strange man in a black suit, and begins to help him hunt dark creatures...

A parallel timeline where nuclear weaponry was never developed, Japan continued to fight through World War II, ending aggressions only when Hokkaido and Kyushu were occupied by Russia and America, respectively. Takeda Akane is a swordsman driven by a desire to face his one true rival. What will stand in his path to his goal?

Here and there - in the space between buildings, in back alleys, perhaps even in the underground - the Forest bleeds into our world. The Forest is a forbidden place where the rules of our world do not apply. Our heroes must struggle against the Forest, without so much as the hope of assistance or understanding from the outside world.

Yamada Nagito, a university student living away from home, needs a cheap place to live. He finds out about a mysterious House that grants wishes on the market for a ridiculously low rent; he snaps up the house and starts living there. A few nights in he starts hearing strange creaking noises.