Koi Jaane Na is a 2021 Hindi-language Thriller motion picture written and directed by Amin Hajee and produced by Bhushan Kumar, Krishan Kumar and Amin Hajee. A heartbroken writer struggling with writer's block goes to a quiet hill station where he finds love again but uncovers a copycat serial killer who has mysteriously come alive and is killing everyone around him. Koi jaane na features Kunal Kapoor, Amyra Dastur, Elli Avram, Aditi Govitrikar, Karim Hajee, Sky Hajee and Raj Zutshi. The music was composed by Tanishk Bagchi along with Amaal Mallik, Rochak Kohli and Vikram Negi. Cinematography was done by Arun Prasad and editing by Ballu Saluja. The film has a running time of 139 minutes. It was released on 2nd April 2021. Distribution rights for the motion picture were acquired by AA Films. A heartbroken writer struggling with writer's block goes to a quiet hill station where he finds love again but uncovers a copycat serial killer who has mysteriously come alive and is killing everyone around him.