drt order

I bought property in bank e auction its Home. While am buying bank authority took symbolic possession. After becoming successfull bidder defaulter approached drt filed sa. And sa got dismissed.. Again he filed under 226 writ petetion certiotary to quash drt order. High Court dismissed. His writ petetion again he filed review petetion.. Again he is having option t go any court ? 1. Now bank authority is not giving property possession.. 2. after taking full cash from my side. And they were not giving any interest. For this loss what I have t do.. 3. For this Loss whom I need t approach.. Waiting expert advice.