Category: Oneesan to Natsuyasumi

During summer vacation, the mc stayed at a relative’s house in the countryside. While there, he had the chance to meet his sister. When they first met, his sister warmly greeted him with a kind smile, making the mc feel shy. However, they quickly became friends and enjoyed their time together.

But one night, everything changed. The mc couldn’t resist his curiosity and peeked into the dressing room where his sister was changing clothes. This incident marked a drastic shift in their summer vacation.