Firstly you need to file for a divorce in case if you haven't done it yet. Then for the 498A if you win, and the order reflects that the complaint was made with malicious intent, then you can proceed with malicious prosecution case against your wife. This has to be filed in Indore itself. You can seek a transfer from the supreme court to Chennai. Also filing a defamation suit is also an option. But the only point of consideration is that if you win and what the entire order entails.