A Married Woman's Mistake: Filling the void in her heart with lust...

Yuuka, a married woman who has been married for 8 years, is thinking about having children. However, due to the stress of work, she stopped spending time at night with her husband, who was constantly attacking her, and after three years, she had begun to give up on her daily life. One day, she meets Hideki, a man she bumps into on her way home from shopping, and they begin a friendship. At first they just knew each other as neighbors, but they gradually became attracted to each other, and even though she felt guilty about her husband, they ended up getting close to each other. Yuka, who has enjoyed a man for the first time in a while, becomes more and more obsessed with Hideki...