Sinopsis: JUR-331-RM - Female Teacher NTR: My Beloved Wife Was Cuckolded By A Delinquent Student. Marina Shiraishi. This movie release date Jul. 08, 2025 Reducing Mosaic version is about Marina is a teacher who works at the same high school as her husband. She is in good spirits, but she is worried about her husband who is not close to some of her students because she is only concerned about her grades. Her worries were only true a few days later, when her husband accidentally came to the scene where delinquent student Kanzaki was bullying the honor student Okamoto, and pushed Kanzaki away. After hearing this from her husband, Marina calls Kanzaki after finishing class and apologizes directly.