Kyoko, his mother's friend and kendo teacher, comes to visit for the first time in a long time. Yuya, her son, is nervous, but the reunion brings back memories of the faint admiration he had in his youth. He is completely Kokoro by her beauty, which has not changed since the old days... Kyoko senses the cuteness of his quiet excitement and Kokoro kisses him. The overflowing sexual desire of a young man in his prime cannot be satisfied by that alone, so Yuya sneaks off to Kyoko's bedroom...