Jaina Proudmoore is the founder and leader of Theramore Isle, the Alliance's major port in southern Kalimdor. She is the daughter of , sister of and , and the alleged half-sister of . She is also the most powerful human sorceress on Azeroth.
Jaina was one of the most talented and trusted sorceresses of the Kirin Tor. She was dispatched by to discover what was happening in the northlands of Lordaeron. She was escorted by her childhood friend and one-time romantic interest, Prince , to uncover if the plague had magical origins. Jaina saw the fall of Lordaeron firsthand and — guided by a — rallied what survivors she could and fled across the sea to Kalimdor.
Jaina swore to defeat the Burning Legion and its sinister agents any way she could. Joining forces with the night elves and even the orcish Horde, Jaina helped defeat the demon and banish the Legion. She then gathered the human survivors in Kalimdor and founded the port city of Theramore. She rules here over the tattered remnants of the Alliance and hopes to reunite the distant human kingdoms once more.