Kotak Mahindra Bank — credit card repayment torture from agencies

Address:

Bangalore, Karnataka, 560043

Hi i am karthik from bangalore. I am facing issue with the agenices regarding payments.. They as re very rude to us and shouting with my parents for just 13k.. This is worst from kotak. I request you to take necesarry against them regarding this.
My balance is 13k but they are asking 20k for not paying one month.. This is horrible thing. Pls do the needful and close my card.. I requested them for settlement for 10k but they are not agreeing. Nees your help in this regard. My card number is [protected].