A sex worker, Swapna, is found dead in a run-down lodge in Kochi. Circle Inspector Kurian and Sub-Inspector Manoj from the North Police Station begin their investigation.

The investigation crew learns that only the receptionist, Sharath, has seen the culprit. With Sharath's help, Manoj tries to get Shiju's sketch made.

Swapna's roommate, Lathika, reveals to Manoj about meeting Shiju. The SI connects the dots after she tells him about Shiju's cruelty.

The police expand their search to the other lodges in Kochi after Manoj and his team figure out that Shiju has a practice of meeting sex workers in such places.

The investigative team learns about Star Shiju, a name derived from the hotel he worked at. They set out to explore Shiju's roots.