"Hey. This?" He motions to, well, his thankfully covered junk. "All this? Is unforgettable. Or so I've been told." He's never been told that. "You're stuck with the memory for life."

Deal with it.

Marty ruffles his hair and looks up at the sky again, then to the island. "And yeah. I think I've had this dream before. But I don't know what happens next, because I always wake up."

Mainly because what comes next is a hideous dream-death of being unraveled. He just always forgets that part.