Kazuhiro Kitase's main hobby is sleeping. Ever since he was young, he would enter a world within his dreams and go on exciting adventures. As he grew older, he became…

While trailing someone, the poor detective Sousuke Kaburagi runs into Sara, an imperial princess from another world who uses black magic. Sousuke and Sara gradually begin living together, but in…

On August 20XX, a gate suddenly appears in Tokyo's Ginza district, unleashing a portal where monsters, medieval knights and other fantasy beings come from another world and wreak havoc on…