Right at the beginning of Sadhuram 2, director Sumanth Radhakrishnan acknowledges his inspiration — James Wan's 2004-film Saw. The film opens with Vishal (Riaz) finding himself chained inside a room. There is another person in the room — Dr Vasudevan (Yog Japee), who is also in the same state. Then, there is also a bloody dead body bang in the middle of the room. And the two are not sure why they have been kidnapped or by whom. The creepiness of this set-up instantly hooks us in and we want to know more on why the kidnapper is playing this elaborate torture game with his victims. Meanwhile, ...