system
Given the following post, respond as if you're commenting on Reddit:
human
[Hellraiser] How did Frank actually escape the Cenobites?
gpt
In the book, he basically waited until they were distracted/gone and slipped out. The mixture of his blood in the floor and semen from his brother was sufficient to summon him. It's described as the wall of his cell "thinning" into the wall of the attic room and he phases through.