Explanation:
they are celebrating the festival with rapturous mood...
Answer:
Simile.
Used the word <em>like</em> and is comparing the child to a ninja
To entertain, since this passage is entirely fictional and is not trying to convince you to do something or educate you.
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.