Jeff sat on the end of the bed.
"In fact, You're right" said Mike, then he sat beside Jeff, "Perhaps you can do me a favor" he held his old body's leg.
"What?" Asked Jeff.
"I want to see how I look when jacking off" he said massaging Jeff's leg.
"Me too. Shall we masturbate together, dad?" Said Jeff.
Mike nodded and then started massaging their new dicks. They both moaned in unison, feeling very aroused while watching their old bodies jack off. There, they sat infront of the mirror while stroking their dicks, going faster and faster by the minute.
"Fff-fuck. Man I look very sexy while jacking off. I never realized that" said Mike, sounded like losing breath.
"Dad, Ugh... I'm gonna cum" Jeff's back arched as he became closer to the edge.
"Me too, Jeff. Fuck! Ugh!" Looks like they'll cum together, "Come here" Mike told Jeff to lower his head and kissed him.
Jeff was surprised but didn't broke the kiss. They moaned while kissing then grunting as a fountain of cum shot out of their dicks in unison. It spreads and reached the mirror in front of them.
Mike finished kissing his son, "It feels weird to kiss myself"
"Haha. You know it" Jeff put his arm around his old body.
"Dad, now it's your turn to do me a favor" said Jeff.
"What favor?" Mike asked looking at his now new dad