Doesn't he think that he hears the heart beating under the floor board?
Because he hears this faint beating leaving him to be paranoid that the cops know that he hid that guy under there.
Answer:
so Percy can get covered by a human smell so monsters can't find him by his scent.
Explanation:
“She was dedicated to her pursuits, and she possessed a raw talent that soon flourished” sounds like it could be right