The story, set in the backdrop of Nallore, a small town in Thoothukudi District, revolves around Sub-Inspector Durai Singam, a brave and just policeman who serves in his hometown primarily to fulfill his father’s wish. Durai Singam settles every dispute in his town patiently with his words of wisdom and resorts to force only when the situation demands it. Kavya, a city girl who comes on vacation to Nallore, falls in love with Durai Singam. Erimalai, Durai Singam's bumbling colleague and friend, often accompanies him.
Singam (transl. Lion) is a 2010 Indian Tamil-language action thriller film directed by Hari and produced by K. E. Gnanavel Raja under Studio Green in association with Reliance BIG Entertainment and distributed by Sun Pictures. The film, which is the first installment in the Singam franchise, stars Suriya in his 25th film, alongside Anushka Shetty, Prakash Raj and Vivek.