Kotono's husband suffers a major setback at work, facing the threat of being laid off. To protect her family, she allows herself to be taken by her boss. With little sexual experience, she is initiated and awakened by him, gradually sinking into lustful desires and beginning to enjoy illicit affairs. Over time, she finds pleasure in shocking acts—blindfolding herself while giving her husband a blowjob—depicting her emotional transformation and deepening cravings.