I'm A Good Person (S01E06)

Emma resolves to rebuild her life and become the mother her daughter truly needs. Meanwhile, Mary and John are both grappling with their own separations from their past lives. Despite her revulsion at John's true character, Mary finds herself ensnared in his unsettling power dynamics, clinging to their connection in hopes of uncovering the truth about her daughter. Everything shatters for her when the remains of Theresa are discovered.