The movie you're referring to seems to be "M Kumaran Son of Mahalakshmi." Here are some steps you can take:
The 2004 Tamil sports classic M. Kumaran Son of Mahalakshmi is widely available for streaming and legal digital purchase rather than through unofficial direct download sites. You can find the full movie across several official platforms: Official Streaming & Digital Purchase mkumaran son of mahalakshmi tamil movies 700mb ayn link
Downloading content from unofficial sites often carries significant risks: The movie you're referring to seems to be
Streaming: You can legally watch the full movie on platforms such as Sun NXT and BookMyShow. Core Features & Story Many of Kumaran’s early films were released on DVD