hack//SIGN ORIGINAL SOUND & SONG TRACK1 - Album by Yuki Kajiura

Trapped in A Virtual World: .hack – OTAQUEST

hack//G.U. Trilogy - Wikipedia

hack//SIGN (Anime) –

hack//SIGN - Intermezzo

Wiki: .hack (Series)

hack - Forums

hack//Legend of the Twilight (Manga) - TV Tropes

hack 20th Anniversary Book Announced In Japan – NintendoSoup

hack - Release Order

Dothackers what is your First Anime ___ Last Anime ___ Best Anime ___ Worst Anime ___ .hack//SIGN, .hack//UNISON, .hack//GIFT, .hack//LIMINALITY, .hack//Legend of the Twilight, .hack//Roots, .hack//GU Trilogy, .hack//GU Returner, .hack//QUANTUM, .hack