Jake suddenly felt very sick. He started to feel as if he was lighter than air. Out of the corner of his eye, he saw the family portrait shifting. His parents were now two babies dressed up nicely while two new people, presumably their new parents, were in their original place. Suddenly, Luke was quickly disappearing until he was gone from the picture entirely, and he saw himself start to fade.
Jake looked in his parents room and just saw a baby nursery with two cribs in it with his parents sleeping. With reality changing, Jake realized that not only were his parents brother and sister now, but they were too young to have children. Jake was ceasing to exist! He knew he had to act fast. He could change himself but odds are he'd just be a different version of himself still vanishing. His only hope was to snap another photo of his parents and hope for the best.
He aimed the camera at the babies, who's minds have seemingly adjusted with reality as they happily gurgled away. He aimed the picture but before he could take it his hands vanished. The camera fell to the ground as Jake, Lizzy, and Luke no longer existed. The babies mindlessly babbled away until their pants began to fill.
That's when their new parents came to check on them, and they were....