At the height of her fame, Sonia Agarwal married director Selvaraghavan in 2006. Following her marriage, she took a complete break from acting. This decision surprised many, but it was a choice she made at the time.

: As the iconic Anitha, Agarwal delivered a masterclass in restrained, poignant acting. The film's legendary soundtrack and realistic depiction of tragic romance transformed it into a multi-decade cultural phenomenon. It established Agarwal as a symbol of definitive romantic drama.

: Portraying Anitha, she received a nomination for the Filmfare Award for Best Tamil Actress .

High-octane projects like Madurey (2004) alongside Vijay and Thiruttu Payale (2006) further cemented her commercial bankability in mainstream popular media. The Transition to Character Roles and Modern Blockbusters