The Shape of My Soul by Rosaline Saul follows Amber, a teenage girl who grew up in isolation within a secluded Scottish castle under the care of a mysterious guardian.

Upon turning seventeen, she is sent away to a boarding school in Edinburgh, where she must navigate the complexities of social life and unrequited feelings for her childhood friend, Bradley.

While attempting to fit in with her new roommates, Amber sneaks out to a city nightclub, only to be confronted by the harsh reality of Bradley's new girlfriend and social circle.

The narrative takes a dark turn during a violent confrontation with masked attackers in a parking garage, where Amber mysteriously loses consciousness.

 Overwhelmed by these strange events, Amber begins a journey to discover the true shape of her soul and the secrets of her past.