When Naoko was a freshman in high school she was kidnapped and imprisoned by a man who lived next door. For one month, she went through hell. Finally, she killed the man and escaped. Now as an adult, Naoko is a doctor specializing in infertility treatment, but she also has another side.
| Release Date | September 21, 2013 | |
|---|---|---|
| Status | Released | |
| Original Title | 甘い鞭 | |
| Runtime | 2h 24min | |
| Budget | — | |
| Revenue | — | |
| Language | Japanese | |
| Original Language | Japanese | |
| Production Countries | Japan | |
| Production Companies | KADOKAWAFemme Fatale PicturesSweet Whip Production CommitteeKADOKAWA Shoten | |