Suzu, the daughter of a wealthy zaibatsu family in a certain prefecture, is a female student attending a prestigious girls' school. Her private life is extremely affluent, and she has grown up without knowing any filth or hardship. One day, a man named Nakata, who used to be her father's servant, attacks and abducts Suzu. Nakata, who had been repeatedly making mistakes at work and was finally fired, seeks revenge by taking Suzu as his prey. Nakata also hands Suzu over to the yakuza he owes money to… In the dimly lit underground dungeon, her healthy body is thoroughly tormented until she becomes pregnant!
