Reliance Communications — balance deduction

Its 3rd time now that my balance got deducted. I got message that some
service is subscribed for 7days and my balance deducted was 21rs, i
dont have activated any service. Before also 2 times, my balance
deducted but without service and now reliance want basis for deduction
so activated some service. i deactivated that game service in a second
immediately got the message of activation of that service. i demand my
balance back, refund my balance of rs 21, my no. -[protected]