The Younger Eaton (Four's Sister, Divergent...
What if Tobias had a younger sister named Victoria, who was the same age as Tris?
What would she do when he left her to go to dauntless?
Will she follow in his footsteps?
Victoria Eaton is a brave girl, and is really close to her brother. She fits in Abnegation, but doesn't want to stay because of what her father does to both Tobias and herself.
Tobias doesn't want to leave her, but somehow she convinces him to leave after making a promise.
What will that promise be and will she be able to keep it?