Final answer:
Maniac seemed touched by Grayson's offer to share his room, but he preferred to be on his own due to his strong sense of independence and desire for freedom.
Step-by-step explanation:
Maniac seemed touched by Grayson's offer to share his room but ultimately preferred to be on his own because he was accustomed to being independent. Throughout the novel, Maniac exhibits a strong sense of self-reliance and a desire to live by his own rules. He values his freedom and independence, which is why he chooses to live on his own despite Grayson's kind offer.
Learn more about Maniac's preference for independence