My friend's mother

Kenji comes to visit Koichi's house to stay overnight. Koichi's mother, Yui, is young and beautiful, and Kenji admires her... Kenji happens to see Yui being threatened by a debt collector in the living room. Kenji records the lewd scene of a dirty man sucking a cock and cumming while masturbating on his smartphone and returns to his room... Then the devil whispered in Kenji's ear. He threatens Yui and rapes her...