JUR-595 Mariko Furuto, the mother-in-law who can't help but crave her son-in-law's huge cock 24/7

Mariko is happy that her daughter has stayed at home even after getting married, so now they are living together as a two-generation household. She gets along well with her son-in-law, Takuto, but recently he has been working remotely more and more. She also frequently witnesses him masturbating... When she asks him about it, he tells her that his dick is too big and that's why they haven't had sex in a while. Mariko herself has been feeling frustrated after not having sex with her husband for a while, and while making excuses that it's for her daughter and son-in-law's sake, she makes him ejaculate with his big dick. Every time she plays with his cock, a desire hidden deep inside her begins to well up within her...