Oththa Seruppu Size 7 is a Kollywood thriller featuring only one character, played by Parthiban. The film won kudos for its novel attempt in diving into a murder mystery through a security guard under interrogation as a murder suspect by the police. This lovely film has now won big at the prestigious Toronto Tamil International Film festival 2020. The film has walked away with three awards, which include the Award for Best Feature Film, Best Feature Film Director and Best Solo Act Award. Parthiban is overwhelmed by the response and recognition and felt that the audience's taste measures the quality of the film.