Naagini (Tamil) - S03E166 - Mahir traps Meena's lookalike

Watch Naagini (Tamil) Season 3 Episode 1666. It was broadcast on the 3rd of April, 2019 on the Colors Tamil channel. Mahir takes Meena’s lookalike captive. Mahir discovers that the woman together with him isn’t Meena and is able to inform Vikrant as well as Vishaka about this. They lock her up in an area and begs her with a slap to admit her identity. What is her identity? What is her name?