What is the central conflict in Sleeping Freshmen Never Lie?

In the book "Sleeping Freshmen Never Lie" by David Lubar, one of the central conflicts is the protagonist's struggle with insomnia. Despite his best efforts, the main character, Scotty, cannot fall asleep at night. This sleep deprivation affects his daily life, causing him to hallucinate and experience sleep-walking episodes. The conflict intensifies as the novel progresses, with Scotty's sleep problems significantly impacting his physical and mental well-being.