Shinozaki Yuuko♀

The heroine of the story and a married woman. Having married to Tomohisa for six years, Yuuko works at the nursery as a teacher to help the family's budget while protecting her family as a wife. Overtime, she has become frustrated that she cannot have sex with Tomohisa due to him having erectile disorder. Yuuko began to feel anxious and disgusted at her awkward married life as she resigned to the situation that did not show any signs of improvement after countless encouragements. Then, she became closer to her best friend's son, Shun. Having loved and watced Shun grow since he was a little boy, she was able to distract herself from the situation. However, the lust for him that she had suppressed was beginning to open...

[Roughly translated from Getchu]