Currently watching Episode 1 Switch to alternate servers in case of error.
List of episodes:
.Hack//G.U. Returner

.Hack//G.U. Returner

HD
SUB
Completed 2007 .HACKG.U. RETURNER Movie
hack//G.U. Returner is a single-episode OVA offered to fans who completed all three GU Games, featuring characters from the .hack//G.U. Games and .hack//Roots.
AnimeFlix is a site to watch online anime like .Hack//G.U. Returner online, or you can even watch .Hack//G.U. Returner in HD quality