Female writer Natsume Aka is a newcomer award winner known for her erotic fiction. Having had little experience with men, she has based all her novels purely on fantasy. But now, with a deadline approaching, her usual imagination fails to spark, leaving her editor puzzled. Concerned for her, the editor introduces her to an SM club to inspire fresh ideas. When Natsume visits for research, she encounters an entirely new kind of pleasure she's never felt before. Will this experience breathe new life into her writing?