Sivi is a Tamil-language psychological thriller film released in 2019, directed by Arivazhagan and produced by D. Jaggi. The movie stars Arjun, Aadhavan, and Udhayanidhi Stalin in the lead roles. The plot revolves around a man who suffers from a rare condition known as hyperthymesia, which enables him to recall every detail of his life. As the story unfolds, he uses this unique ability to solve a murder mystery.