.hack//Roots

.hack//Roots is an anime series with 26 episodes, animated by Bee Train studios that aired since 2006. The series is a prequel to .hack//G.U. which is a sequel to the .hack. franchises. The story is about Haseo (a black "Adept Rogue") who is a member of the Twilight Brigade guild. They are on a mission to find the Key of the Twilight, but the TAN members the opposing guild are against it.