Zack Fair is a non-playable character in Final Fantasy VII and the main protagonist of its prequel, Crisis Core -Final Fantasy VII-. He also appears in Last Order -Final Fantasy VII-, Before Crisis -Final Fantasy VII-, Final Fantasy VII: Advent Children and Final Fantasy VII Remake.
Zack has a positive attitude and is always ready for work. His energetic personality and short attention span earned the nickname "Zack the Puppy" from Angeal. He is loyal to SOLDIER and dreams of becoming a hero. He is kind, friendly, sociable and easily befriends almost everyone. Angeal's words of valuing dreams and honor have had a great impact on Zack and he goes on to succeed Angeal as SOLDIER's spiritual leader. He is flirty with women and protective of his friends.