I Was Secretly Ejaculated By My Girlfriend's Little Sister For 30 Days Sora Shiina

The movie revolves around a secret relationship between the main character's girlfriend's little sister, Sora, and the main character himself. As Sora tries to seduce the main character, they develop a forbidden connection, exploring themes of desire, secrecy, and the blurring of boundaries within relationships. The story delves into the complexities of human emotions and the consequences of pursuing hidden passions.