<Episode 1> Shiho's son finds a vibrator and sees Shiho. She tries to run away but is caught by her son, restrained and trained. <Episode 2> When her mother finds out that she has a new boyfriend, her son decides to attack her rather than let her be taken by that man. He gives her an aphrodisiac and pushes her down. <Episode 3> Miki is already being kept by her son. Her son brings his friend over and they start training together. Miki is brought to the brink with the vibrator and begs...