Ali’s almost five-year-old cousin, Emma is a lonely child who longs for friendship and enjoys imaginative play, often seeking companionship in unexpected places.

A mysterious almost 10-year-old girl who appears one summer and forms a complex relationship with Ali and Emma, her presence is shrouded in secrecy and intrigue.

An artistic and lively abstractionist, Dulcie is Ali’s aunt and Emma’s mother, whose impulsive nature leads her to Sycamore Lake, impacting her family dynamics.

Ali’s mother, Claire is a sensitive and emotionally complex character dealing with depression, whose artistic past contrasts with her current disposition.

A reassuring and nurturing figure, Kathie is an acquaintance who provides emotional support and insight into the history of the lake community.

Ali’s father, Pete is a rational and patient mathematics teacher who supports his family while navigating the tensions surrounding their summer plans.