Fang's Ragnarok cracked Cocoon's shell and, taking pity on the people of Cocoon, the goddess Etro intervened and crystallized both Vanille and Fang before they could complete their Focus.
Fang and Vanille's crystallized forms ended up in the Pulse Vestige, Anima's resting place, and in the war's aftermath, Cocoon's fal'Cie raided Pulse for materials to fix the damage Cocoon had sustained, and the crystallized Fang and Vanille were brought into Cocoon.
Hundreds of years later, Fang and Vanille awaken from crystal stasis.
Fang awakens with no memory of the past events dealing with Ragnarok and Vanille lies about losing her memory as well, taking on the burden of Ragnarok to spare Fang the guilt.
She has a quick wit and a dry sense of humor and can be strict.In Final Fantasy XIII, Fang is introduced as a Gran Pulse l'Cie working with a division of the Sanctum's military under unknown pretenses.A strong woman surrounded by mysteries and driven by a personal agenda, Fang aims to complete her Focus to save her childhood friend from a fate worse than death.She now also comes across as hesitant at times as she looks unsure of what to do, not as sure of things as she used to be.Fang and Vanille hail from the village of Oerba on Gran Pulse.