Ruben and Jaanu are a newly married couple. Ruben works as an editor while Jaanu devotes her time to their daughter Aathira while running an online business selling sarees and accessories to support their family. One day Aathira fell ill and the doctor diagnosed her with lung disease. After her breathing is stable, the doctor gives a prescription. While walking out of the hospital, Ruben looked around catching a glimpse of someone. His heart begins to beat fast. What happened?