The Shocking Possession of Harrison John (S02E12)

After returning to school following his bone marrow transplant, Harrison begins to act strangely, leading his classmates to suspect he might be possessed. The girls theorize that he has taken on Nicole's personality, since she was his donor, and decide to enlist a priest for an exorcism. Meanwhile, Josh and Lily's relationship blossoms, leaving Sugar Daddy feeling sidelined. In search of companionship, he bonds with George, but George soon feels overwhelmed by Sugar's neediness. Eventually, Josh and Sugar reconcile. Meanwhile, Nicole learns she is adopted when her mother provides vague answers about her birth. Shocked to discover her mother was a teenage cheerleader, she embarks on a quest to find her, realizing both she and Harrison need to embark on their own journeys of self-discovery.