1. You should install CCTV cameras inside the house to collect evidence to show that your wife was not harassed or beaten by you.
2. In the event she files a case for domestic violence and dowry harassment you should obtain bail immediately to avoid being arrested and sent to jail, and thereafter contest the case on merits.
3. You can also move the HC for quashing of the case.
4. You may also file for divorce on the ground of cruelty.