NMO-007 - Son's vengeance: Witnessing his mother being violated by his father's colleague

After 3 years in prison, Katsuya returns home to a nightmare. His mother, Tomomi, is being coerced into sexual acts by Yasui, a colleague of her missing husband, to pay off debts. Seeing his mother being violated, Katsuya snaps and forces himself upon her in a fit of despair and twisted rage.