A man discovers his elegant big-assed wife and daughter having a friendly conversation on the train; it seems the big-assed wife commutes to work with her daughter. The man can't resist and touches her ass, to the shock of the big-assed wife, who exclaims, "Could it be me?" Perhaps it's her motherly pride that makes her desperately resist, so as not to be noticed by her daughter, but as he relentlessly caresses her ass and pussy, she gradually becomes aroused! Slowly, a stain begins to overflow from her panties... and finally, love juices begin to drip from her pussy, causing her to succumb to pleasure! She secretly cums over and over again so her daughter doesn't notice! She gets away from her daughter and has secret sex in a blind spot on the train, refusing to refuse a blowjob or penetration!