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My Girlfriend’s Mom Teaches Me the Ropes
彼女のママとのセフレ契約
Kou is a young man frustrated by his inability to last long enough in bed to satisfy his girlfriend. Embarrassed by his lack of stamina, he confides in her mother, who unexpectedly offers to help him improve. She proposes a series of private training sessions designed to build his endurance and confidence, believing that practice is the only way to solve his problem.
As Kou begins these lessons, he proves to be a quick and enthusiastic student, absorbing her instructions with surprising speed. What starts as a straightforward arrangement soon deepens, as the physical intimacy between them grows more intense and complicated. The mother, initially in control, finds herself increasingly challenged by his progress, and the boundaries of their agreement begin to blur.
The story follows the evolving relationship between Kou and his girlfriend's mother, exploring the consequences of their secret arrangement. With each session, the stakes rise, and both must confront the unexpected feelings and desires that emerge from their forbidden connection.