A former journalist who is also a best-selling author who loves to write mystery-thriller stories with a lot of detective codes and riddles started to receive messages and letters from an unknown person. Just like her stories, it contains codes, ciphers, and riddles. Is it a trap or a cry for help? As she decodes the messages, she puts her life in danger to uncover a web of lies, which leads her closer to the truth, but she's also one step closer to her grave. Turning her once peaceful life into a nightmare of paranoia and fear. As she tries to uncover the identity of the sender, she realizes that the letters hold clues not only to the sender's identity but also to a deeper, darker motive that hits closer to home than they ever imagined.