Other titles :
.hack//Alcor 破軍の序曲, .hack//Alcor -Battle Overture-
.hack//Alcor takes place in the online game 'The World'. Nanase is a shy and naive girl belonging to the newbie helping guild 'Canard'. All she wants is to be with Silabus, the guild master whom she has deep admiration for. However, when the guild members are targeted by player killers (or PKs) from the guild Kestrel, will Nanase be able to brave the situation?