The story revolves around the protagonist, Detective Rock Lee, and his wife, Mrs. Matilda Lee. The events unfold when a young man with fiery red hair knocks on Mr. Lee's investigation office door. He tells them about a letter that terrified his sister, who dismissed it as a joke. Soon after, she began to hallucinate, and he later found her dead by suicide. Sometime later, he receives an email from his deceased sister.

• Publishing house: Arab Literature Center for Publishing and Distribution
• Author: Hawraa Al-Arifi
• ISBN: 9786038218457
• Number of Pages: 232
• Year of publication: 2017