Based on the visual novel company Lune. The main character grew up without a mother and doesn't know what motherly love,he learns a prestigious school,but not trying very hard,but because of his assessment, though not the worst but far below his real ability.It says his teacher Shirakawa Miwa and tries to help him with grades,she is kind and gentle supports

Here is another adaptation of manga from Linda and filmed by the Studio T-rex. The main heroine of hentai Reiko is tired from the routine and monotonous marital sex. She wants to dive into her past rough life in his youth and soon her dream becomes real...