He lowered his head to lick her sensitive nipples and said hoarsely, "Auntie, my mom must be tired. Give me some head for a while..."
Luis knew her personality, she wouldn't make the first move.
If he was firm enough, she'd go along with half-hearted resistance, as if to preserve her dignity and morals.
Luis pulled his cock out of Ruth's mouth and turned to push Eloise's head down.
She struggled briefly but then obediently took his cum-covered cock in her mouth, closing her eyes shyly as she began to bob gently.
Ruth opened her eyes, wiped her mouth, and said nothing, just watching her sister suck her son-in-law's cock.
It was obscene, absurd, thrilling, and a little jealousy-inducing.
Her emotions were a mess, but Luis didn't give her time to overthink.
Seeing the fire in his mother-in-law's eyes, he pulled her head toward his crotch as well. "Mom, don't slack off either... suck it together!!!"
At that, the two mature sisters visibly shuddered.
