04 Apr 2018 • Episode 515 : Prabha Locks Tanu in the Bathroom - Iniya Iru Malargal

Pragya feels guilty for posing as a bride, but Grandma convinces her. She gives a promise to Pragya that she will be by her side in case she faces any trouble in carrying out the plan. Indu notices Maithili going to Tanu's room and diverts her. Tanu gets angry when she learns about Prabha's plan, but Prabha manages to lock Tanu in the bathroom. Maithili gets scared when Tanu does not open her room's door and informs Grandma that Tanu is lying unconscious.