False Domestic violence case

Hello sir , mam, Am Revathipravinshinde, sister of Nikheel katked stays in Hyderabad , the victim for false dv case were his wife has sent a notice that we in laws , Nikheel, mother and 2 sister in law's had tourture her and did physical violence with her which is fake , we have all the evidence were we can prove that after baby shower she went to her parents house Ahmedabad for delivery in 2019 and deliver baby boy in March 2020 and after she dint returned were in victim and mom went 2 times to bring here with all ticket proff but she dint returned infact she fought and abused them , After that victim got affected to covid 19 in 2020 , from then till date he is on oxygen concentrator from past 2 years there is no one who earn in the house , doctor says his lungs got effected by 75 % so he need transportation , were we can't arrange money we have all medical documents . She send a notice and charges 28000 per month and 25 lakhs , were thay don't have any money , it's been 3years she stay at her parents house now she sent a notice ,they got married in nov 2017.so , pls kindly guide us