The antagonist is Lilawathi (Rukmani Devi in a double role – a tour-de-force performance), the spoiled, arrogant, and manipulative daughter of a neighboring rich family. Lilawathi desires Sumanadasa for herself. Through cunning schemes, lies, and forged letters, she convinces Sumanadasa’s family that Sujatha is of loose character and unworthy of their son. Sumanadasa is forced to break his relationship with Sujatha, who is heartbroken and socially shamed.
Third, the film’s theme song has experienced a viral resurgence on TikTok and Instagram Reels, with young Sri Lankans using snippets of its haunting melody in nostalgic videos about village life. This intergenerational appeal keeps the keyword active. Sujatha Sinhala Movie