HBAD-645 Would you become the mistress of my wife who has too much sexual desire? Yumi Ka Asahara

Yumika, my proud wife who is kind-hearted, beautiful, and intelligent. Everyone around envies me for having such a wonderful wife, but Yumika has an abnormally strong sex drive and demands it multiple times a day, to the point that even I, who pride myself on being incredibly virile, can't satisfy her. After much pleading from Yumika, I agreed to introduce her to a lover who could satisfy the part of her that I couldn't…