R Vijay Kumar, also known as Eruma Saani Vijay, is a popular YouTuber in Tamil. Initially, he started Viruz Studio and directed award-winning short films like Oru Naal, Kanne Kalaimaane and Manam. Later, he and his friends started a YouTube channel named Eruma Saani which was a huge success. He has also acted as a supporting actor in K13, 100 and Natpe Thunai movies. Now, he made his big-screen directorial debut in the D Block movie starring Arulnithi and Avantika Mishra in the lead roles.