My Cousin Sister is a Hindi-language erotic drama web series released on the Kooku OTT platform on January 10, 2020. The series belongs to the adult/lifestyle and entertainment genre and is known for its sensual storytelling. Series Overview January 10, 2020. Genre: Erotic, Drama, Romance. Platform: Kooku App. Duration: Approximately 14 minutes and 30 seconds. Structure: Season 1 consists of 2 episodes. Plot Summary