Two months after her husband, who works at a publishing company, gets demoted to a regional branch due to business conflicts, his wife Sara begins to secretly look forward to having more time together. However, she remains deeply concerned about her father-in-law being left alone. Amid this situation, the father-in-law takes advantage of her husband's absence to force himself on Sara, initiating relentless bondage domination. As Sara endures this torment, suppressed emotions buried deep within her begin to surface.