Five year-old Rosa suspects that something is wrong with her mama. What she discovers brings immense joy and sadness to her tiny family. Mama is pregnant, but she cannot keep the baby. Instead, she's arranging an open adoption. Join Rosa as she navigates her mother's grief, meets the family who will adopt her baby brother, and learns ways to cope with her own feelings of loss. Like so many birth siblings, Rosa embarks on a quest to accept that, even though she won't live with her brother, she will always be, Sam's Sister. As a therapist who works with adopted children and teens, Sam's Sister...