Phantasy Star Online 2: Episode Oracle

On his first day as a member of ARKS, Ash, a man on a journey of self-discovery that is plagued by a recurring dream of a woman that speaks of fate, is recruited into the Oribe Unit where he meets a fellow comrade named Afin, whom insists on calling him "partner." The two find themselves in a dangerous situation when the unit is ambushed by falspawn and slaughtered. Able to escape with the help of experienced ARKS members, Zeno and Echo, the group comes across a mysterious white-haired girl and an even more mysterious masked man intent on killing her.

During a mission on planet Naverius, Ash learns about the battle between ARKS and Dark Falz after encountering a girl on the "Council of Six" -- The six most powerful ARKS in the entire organization.

ARKS Ship 128, the "Themis", is attacked by Falspawn--the first such incident in 10 years. The ARKS soldiers can’t hide their panic as they sortie. Meanwhile, as Zig labors to repair the weapon...

His revival successful, Dark Falz Elder assaults the Oracle fleet. Desperate to defend the fleet and the universe, ARKS takes a stand against his dreadful power.