Beautiful career woman Yui-san, who has a socially privileged younger boyfriend. Her gentle eyes that exude intelligence and her demeanor that embodies her character captivate anyone who sees her. Though she usually thinks she can skillfully control her younger boyfriend's desires, she cannot resist the techniques of older men, and as she is subjected to vulgar kisses, her instincts as a female awaken and she becomes aroused, with sweet nectar flowing from her slackened lips…
