My Mother's Best Friend Kanna Shinozaki

Kanna, her mother's close friend, came to visit. They apparently hit it off at an izakaya and became good friends. Taichi had no expectations, thinking his mother's friends were just lousy middle-aged women. But the one who appeared was a beautiful woman with a voluptuous, indulgent body. He ended up being Kanna's conversation partner... For some reason, Kanna grilled him about his love life. Before he knew it, he was even practicing kissing with Kanna...