My Wife Loves Her Sister-in-Law's Presence at Home, Part 4

With the passage of time and this thing about the sister-in-law always being inside the house, competitiveness only increased in the wife's mind... She knew that her husband had naughty desires for the delicious sister-in-law he has and for this reason, even though she is a complete tame cuckold inside her own home, she ends up feeling even hornier and more willing to make a very tasty love with her husband, always reinventing herself to be even more naughty when it comes to pleasuring her man.