In contrast to Tybalt, Lord Capulet assumes that Romeo has good motives. Capulet says: ... Capulet senses that Romeo is a well-intentioned person and asks Tybalt to ignore Romeo's presence at the party. Instead, Tybalt answers with anger that he will not patiently tolerate Romeo's presence at the Capulets' party.
The narrator says he'll tell a story to prove he's sane. During nights one through eight (of the narrator's story), the narrator spies on the old man while he sleeps. On the eighth night, the narrator kills the old man, cuts up the body, and hides it.