When former Mamta aka Neha Mehta refused to play an older character in the show, the production house decided to rope in Narayani Shastri. The talented actor who has always believed in riding against the tide is putting her best foot forward for Mamta. Known for her boldness, she's not scared of playing an older character; in fact she's already been appreciated for her plain and simple look. Here she talks about her journey from Piya Ka Ghar to Mamta. <strong>