Overview:

On the day the first class of “Sex Education Practice” began, the protagonist (male) drew lots and ended up doing the “practice” with the girl he liked the most in his class.
He was happy that the practice had finally started after the lectures, but he was also excited to have sex with the girl he liked, but at the same time he was anxious.
It was his first time having sex, so he wondered if she would think he was bad at it. He liked her, but he had only seen her from afar and had never spoken to her, so he wondered what she thought of him. Would he be shocked to find out her unexpected side? If you imagine it, you will be filled with endless anxiety.
When the practice started and he headed to the nurse’s office, she had already arrived, and then…