Manipulation and peer pressure in "Tin Man"

In the story “Tin Man”, the author shows the consequences of Arnie’s actions after accepting the pressure of his peers. After having Arnies heart removed, he mentions that he feels like he’s on the bottom of a pool. Arnie mentions the following metaphor: “I lie at the bottom of a pool. Up above I see the light on the surface” (Budnitz 5). The author is trying to convey the fact that Arnie can’t escape from his reality. He made the decision to give out his heart and he’s too far to back out of it. Even if the decision wasn’t totally his own choice, he is the one to suffer the consequences…