Hiding of chronic mental illness before Marraige by girl parents & even she herself

Marriage of my son was held on [deleted].On 20.11.2017 (Vidai) she suddenly have a fate/attack at around 6.30 am. We could not understand and bring her to our house.After few days she was again have attack on 13.12.17 and my son take her in Kailash Hosp. in Noida where She was already under treatment of Dr. Tarun Vijay MD. again on 15.1.2018 she got major attack and that time she was in bathroom we dont know how so long she was lying in fainted conditions.Than on 9.6.2018 around 11.00am she got episode and tried to jump from my balcony railing in a suicidial mode at the same time my son cameout from bathroom and show her and escaped her by dragging her in bedroom.Actually it was a planned marriage that in laws very well aware that every thing will be come out in picture.Girls parents lodged a fake FIR of Dowery & Domestic violence under section 498A,323,504 3/4 D P ACT.Sir This a purely case of Fraud & cheating. apart from this she has also file a case of maint. under crpc125 what should do I am a old senior citizen and in tension my son was also unnecessary sent to Jail now on bail by allhabad high court.My wife also expire due to this tension. I also file case under 156(3) was but order was rejected than revison in DJ also rejected on money source ground as nowa days everyone aware about judicisary corruption. May I got justice.We are Nirdodsh.Ladi ko kya Maint. elegible Hai.