Kokoro-chan makes her body slippery and shiny with as much oil as possible and waits for the man. When the man arrives, he caresses each part of Kokoro-chan's body, which has become slippery with oil, as if enjoying the feeling... With a variety of play such as titty fucking, intercrural sex, and toy play, she wriggles her shining beautiful body and awakens to the oil play!!