Lemon Planet

It's summer vacation time, and no one is more excited about it than 2nd year high school student Karin-chan. Her childhood friend Sakumi-senpai is coming home from college to visit! Karin and Sakumi, along with his younger brother Tatsumi are childhood friends. Sakumi hasn't been gone long, but now that he is back, Karin can really see a difference in him. Just seeing him makes Karin's heart beats faster. Her crush on him hasn't changed.