A secret between my friend's mother and the two of them. Forced sex with an auntie inside her...

Arakawa's first love is Nanao, the mother of a friend whom he secretly admired since he was little. She has beautiful and beautiful big breasts that never fade as she ages. My heart thrills at the kindness that always cared for me. However, Nanao is a friend's mother. No matter how much you think, this love will never come true. Just as he was about to give up on his barren love, he happened to find out Nanao's secret. Arakawa can't contain her excitement when she gets to touch the slutty side of the woman she admires...