: The film focuses heavily on Gautham's quest to justify the title "1"—representing his feeling of being alone in his struggle to prove that his memories are real Action and Thriller Elements
The film features Ravi Teja as Suri, a young man with anterograde amnesia. Bhoomika Chawla plays the role of Spoorthy, a college student who becomes Suri's love interest. As Suri tries to piece together his past, he discovers a dark conspiracy involving a series of murders. The movie's cast also includes Brahmanandam, Tanish, and Kota Srinivasan.