PRED-534 A wife's business-trip loneliness turns into repeated creampies with her father-in-law, Riho Matsumoto

While her husband is away, Riho Matsumoto's character is left alone with her father-in-law, who grows excited by her body. She resists at first, but soon craves him sincerely. He gives her a titty fuck, then finishes inside her repeatedly, repainting her vagina with his seed. She promises it is the end, but keeps going.