Complex sentence: Just as Ashwin Kumar is about to conclude his investigation, his senior officer retires and a new CDI chief takes oveACP Vedant, in his greed to get a promotion, starts working against Kumar.
Split into simpler sentences: Just as Ashwin Kumar is about to conclude his investigation, his senior officer retires and a new CDI chief takes over. Inspector Vedant, in his greed to get a promotion, starts working against Kumar.