Hirusagari, Yokkyuu Fuman na Hitozuma-tachi wa... - Mesu Ochi Kikenbi Tanetsuke Koubi Kurui - Final by Studio Pork

This is an ADV in which frustrated married women are made to fall in love, impregnate, and give birth.

When she moves to a new town for a new job, she meets Mami, a senior whom she confessed her love to when she was a student at her old school, but was crushed.
The protagonist is surprised by her unchanged beauty and increased sex appeal, but is elated by the joy of reuniting with her.
However, Mami is now married.
Mami is her junior and treats her with great affection, and although she knows it is wrong to do so, she finds herself looking at her with a sexual eye.
Mami, on the other hand, is frustrated by her husband’s lack of sex, and she secretly feels her body burn under his gaze.​