Consult anti corruption bureau and expose the bribe, red handed - this might also lead to expose who influenced who and all those who played dirty roles against you apart from the relief you are expecting in respect of your career and further, in case, your father in law's role gets exposed through their statements that can help you in your fight against 498A and DVC cases further apart from empowering you to initiate legal proceedings against him, personally.
Just a complaint without material proof will not help you.