Yaara Silly Silly is a romance drama. The movie revolves around an innocent man Soumitra Roy aka Sammy (Parambrata Chatterjee), whose life changes after he encounters a call-girl named Mallika (Paoli Dam). The two enjoy an outing together during the night. Five years later, they coincidentally meet again and rekindle their lovely memory of the well-spent night. The encounter helps them to understand the true meaning of life and rediscover themselves.