Harvey and Donna get their first taste of how Samantha operates. Alex tries to impress Zane.
Aidan gives in to his instincts, Josh faces his sister; Sally is ecstatic to have roommates who can see and hear her.
A surprise guest wreaks havoc on Aidan’s life, Josh faces a familial dilemma; Danny tells the story of how Sally died.
Josh makes an unexpected friend, Aidan tries to help Rebecca; Sally makes peace with Bridget and Danny.
Marcus exacts revenge in the worst way; Aidan and Rebecca get close; Sally meets a ghost with a dark side.
