Behind her back and in her home: Drowning in a forbidden affair with my girlfriend's mom
The protagonist has started a high-risk secret affair with his girlfriend's mother, the seductive Mary Tachibana. While the daughter is away, they indulge in their forbidden desires, risking everything for the thrill of the betrayal.
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Includes: I'm Secretly Fucking My Girlfriend's Mom Behind Her Back — Hana Haruna, I'm Secretly Fucking My Girlfriend's Mom Behind Her Back — Mao Hamasaki, I'm Secretly Fucking My Girlfriend's Mom Behind Her Back — Mary Tachibana, I'm Secretly Fucking My Girlfriend's Mom Behind Her Back — Miho Yukishiro
