A high school girl named Minami is in a loving relationship with her 24-year-old homeroom teacher. Though she was satisfied with their age-gap romance, she suddenly notices his feelings becoming lukewarm. Using jealousy as justification, she devises a plan to passionately kiss older men she's attracted to. The charm of this work lies in the contrast between the girl's innocent emotions and the emotional turmoil she stirs in middle-aged men. A dramatic story unfolds, intertwining deep romance and pure feelings.