When adoptee Leila (Y ng Yu ) finds a name and birthday on her Chinese passport other than the ones she has known her whole life, her mind starts swimming. What would you do if your life was supposed to be someone else's? Through her high school swim team, Leila has the chance to make amends for the life-changing switch she feels responsible for even though it could not be further from her fault.
Meanwhile, across the world, Huī Yīn dreams of going to school. Growing up in an orphanage, her opportunities are limited, and she struggles to find happiness.
What happens when two girls whose lives were changed forever by one small switch finally meet?
**Content Warning The implication of depression, discussion of abandonment, and sensitive orphanage scenes. This middle-grade novel is written in both prose and verse