My Friend's Mother: Final Chapter - Sayuri Hayama HTHD-229

Kenji, raised in a single-parent family, has always loved his friend's mother, Sayuri. However, now that he's an adult, his admiration for maternal love has transformed into lust for women. When Kenji is caught peeping at Sayuri while she's bathing and looking at her underwear, he's scolded and finally confesses his feelings to her: "I love you, Auntie!"