26-year-old naive babysitter who experiences a sexual awakening after an affair with Josh and correspondence with porn actor Vance Leroy. She explores her sexuality through a checklist of acts, learns self-pleasure, and eventually finds work caring for a child with cerebral palsy.
Arvin transitions from a sexual partner to a supportive friend who helps Sarah Jo connect with Vance.
Vance Leroy serves as a distant inspirational figure who validates Sarah Jo's sexual exploration.
Heather is Sarah Jo's employer, unaware of the affair until the necklace is noticed during labor.
Their relationship begins as a secret affair driven by mutual curiosity and physical attraction.
Treina and Sarah Jo are adopted sisters navigating adulthood together under their mother's guidance.
Sarah Jo shares a close, albeit unconventional, maternal bond with Marilyn, who influences her romantic worldview.
Explore the full interactive character relationship map of Sharp Stick