Strange Castle

The story takes place in another world. Taking advantage of a sudden meteor shower, the human beings living in this world were deprived of their peaceful life. Five years have passed since then, and social order has steadily improved. Just when the unrestricted deliveryman "E" Asamoto thought his life could gradually get back on track, the arrival of an unexpected guest shattered his thoughts. A series of wonderful experiences broadened his horizons and brought him into contact with existence beyond imagination. What happens next unfolds from here.