![](https://cdn.animecharacters.io/images/anime/large/5702-ca91583e.jpg)
Format
OVA
Episodes
3
Episode Duration
26 min per ep
Status
Finished Airing
Premiered
Aired
2011-01-28 to 2011-04-07
Source
Original
Rating
PG-13 - Teens 13 or older
Genres
Action
Adventure
Fantasy
Video Game
Studios
Kinema Citrus
Producers
Bandai Visual
flying DOG
Showgate
BIGLOBE
Licensors
Funimation
.hack//Quantum (.hack//Quantum)
Tobias, Mary, and Sakuya challenge the impregnable "The One Sin", but they lose their way in the maze and unintentionally trap other guild members. A mysterious cat is watching their blunder. Is it another player character or NPC?