To support her father-in-law, who was left alone after her mother-in-law's death, Rika moved in with her husband's family. Her husband was fastidious and overly serious, and despite her father-in-law's pleas for grandchildren, there was no intimacy between them, leaving Rika feeling lonely. One evening, overwhelmed by loneliness, she was caught masturbating by her father-in-law. The next day, after her husband left for work, her father-in-law pushed her down. She knew she shouldn't cross that line… but Rika's body gradually began to crave her father-in-law… Starring: Rika Aimi Running time: 135 minutes Streaming start date: 2026/7/17 Release date: 2026/8/6 File size: 5.6 GB