A man plagued by severe migraines resorts to trepanation to alleviate his pain and unlock the full capabilities of his mind, only to uncover the sinister aspects of this age-old surgical technique. By boring a hole into his skull, Tristan not only taps into the true power of his mind but also discovers a secret refuge for runaways called the Garden. However, just as Tristan seems to be on the verge of enlightenment, he is thrust into a horrifying realm of perpetual darkness.