My father suddenly remarried a young woman. What's more, the new wife was Mai-chan, whom I had loved since my school days. She treated me kindly as my stepmother, but just imagining Mai-chan in my father's arms was enough to drive me crazy. One day, while I was living like this every day, I witnessed something unbelievable... This work allows you to experience that thrill through subjective footage, making you feel like you're the protagonist of the story. You can feel the intense reactions of the sensitive Mai Hayasaka! A special chapter also includes a subjective footage of her screaming and agonizing FUCK!