Debt collection ****

I reach out this company as I was told by my lender supreme finance that handover my account to them I reached to ask for an outstanding and the settlement amount and aid they can't offer a discount which I then decided to pay monthly installment after two installments I call in to check my out standing and they told me a higher amount from my initial amount so I ask instead of this going down it going up Why ...they never answered I was kept on the line for long with no explanation