Samudram is an action oriented movie in which, Sagar (Jagapathi Babu) is a fun loving guy, bumping babe Rajya Laxmi (Saakshi Sivanand) bumps into Sagar with a cycle first.
The family of Sagar meets the family of Rajya Laxmi to fix up the match to Sagar's sister too gets engaged to a guy.
There is a parallel story running along with the Sagar's love story. Chepala Krishna (Tanikella Bharani) is a noted smuggler in Vizag. Chepala Nani (Ravi Teja) is his younger brother. Both of them rule the rowdy world in the steel city. Chepala Krishna has an ambition of a life time. He wants to become an MLA.
Krishnam Raju (Sivaji Raja) is the S.I. Of police for that area. Enter the C.I. of police Sri Hari (Sri Hari) He is the most dreaded and honest Police Officer. With the help of Krishnam Raju he gets to know about all the criminals in that area and Chepala Krishna tops the most wanted criminals list.
When Chepala Krishna is about to file his nominations for the post of an MLA, he gets arrested by Sri Hari. Rest of the story is about how all ends well.