Nectar Commercial Estates Limited - Plot Flat investment Money Fraud

Nectar commercial Estates company and his promotional agents give use to make fool. One of agent form this company came to our house and he give so many fake dreams to my mother that your money will grow so early so please invest in this company. My mother is no much educated, she is traped by that agent and company and she put thier hard core eran money in to this fraud company. after * or * years continuously pay all the installment company disappears and all money is went off. so please guide us what we do?, My mother passed away in ****. so agent also denied some time that if your mother is no more then you don't have any right to claim that money. your support is really required.