This is a 5-minute narrative film shot at the Shanghai Theatre Academy. The film tells the story of a college girl who suffers irreversible psychological trauma after being sexually assaulted by her dancing teacher. Unable to express her experience, she becomes consumed by suspicion and paranoia. When she receives an anonymous invitation, fear and anxiety overwhelm her, and she desperately tries to uncover the identity of the sender. In the end, her search leads to nothing but emptiness.