A high school student named Yachi Haruaki receives a mysterious, super-heavy black cube from his father overseas. That night, Haruaki wakes up to ...

Narumi Fujishima is an ordinary high school boy who remains isolated from his fellow classmates. One afternoon fellow classmate Ayaka Shinozaki ...

Asumi Aida is a cheerful high school student who lives a parallel life inside an online fantasy role-playing game called The World R:X. There her ...