Sahara Q Shop — complaint for not giving the refund after maturity

Address:

Karnal, Haryana, 132001

I have made an investment in sahara housing in 2008, but after agent approached us for shifting the money to sahara q shop plan h for 6 years, now when 6 yrs has completed, sahara officer is refusing to pay the maturity amount which is more than 5 lacs after maturity and saying that you have to re invest the amount in some other plan of sahara for next 3 years, now tell me how i get my refund back.