After the first paragraph what does the narrator decide to do in The tell tale heart?

After the first paragraph of "The Tell-Tale Heart," the narrator decides to meticulously plan and carry out the murder of an old man whom he insists he loves. He becomes fixated on the old man's vulture-like eye, which he believes drives him to madness. The narrator resolves to sneak into the old man's room each night for a week to observe him, ultimately preparing for the moment when he can execute his plan. This sets the stage for the unfolding of his disturbing tale.