An unreliable narrator is someone in which tells the reader a version of a story that cannot be taken true, or reliable.
The effect given off by an unreliable narrator could be incorrect or biased. Unreliable narrators are also keen to persuade readers into believing them.
an analogy is where 1 thing is compared to another. "Attention shifted to him like sunflowers turning to the sun" comparing attention to sunflowers to the sun