S1·E22 The Case Of The Last Wound: Part 2

It appears that CID protection wasn’t enough to save Sudhakar's life. Succumbing to his injuries, Sudhakar passes away after falling off the staircase. How did the murderer manage to accomplish this feat under such close surveillance? His wife Suhasini pleads her innocence but the the team already knows about her affair and recognizes her possible motive behind the murder.