savannah emerson coulter is the younger sister of dauntless' youngest leader eric coulter. when savannah chooses dauntless on the day of her choosing ceremony, she decides to leave behind all that she has ever known in hopes of reuniting with her brother, but soon she realizes eric isn't the person she once knew. now left alone again, this time in an unfamiliar faction, will savannah's other instructors and fellow initiates help her make it in dauntless, or will she have to face it alone?