The product is a very rare and limited edition promo CD titled "Complete Unknown (OST)" featuring artists like Chalamet and Timothee. Released in 2025 under the record label Guild, this CD is a collector's item for fans and industry professionals seeking early access to the music featured in the film. With its unique content and exclusive promotional value, this CD is a must-have for those interested in musical scores and behind-the-scenes looks at Hollywood productions.