I think there might be some confusion. "The Shawshank Redemption" is a highly acclaimed movie, and "Tamilgun" seems to be a unrelated term. However, I'll assume you're looking for a guide on how to watch or understand "The Shawshank Redemption" with possibly some additional information on what "Tamilgun" could imply.
Introduction
Corruption and Moral Hypocrisy: The prison administration’s systemic corruption provides a critique of institutions that cloak avarice in rhetoric about rehabilitation and order. Warden Norton’s use of scripture to justify brutality and financial schemes spotlights the film’s moral complexity: those who claim to uphold moral order can be the most morally compromised. the shawshank redemption tamilgun
For a deep dive into the plot and themes in Tamil, you can check out this explanation: I think there might be some confusion