Answer: It's the story of how a learning-disabled and socially awkward boy becomes friends with a genius who has a physical disability. Together, they team up to right injustices in the world. Max has many character traits. He is shy and timid, he's a loner, he lacks self-confidence, and he is loyal and caring
Max’s father. Like Max, Kenny is extremely tall and wide, but unlike Max, Kenny is cruel and unfeeling—Grim refers to him as an “accident of nature.” Grim’s feelings are fueled by the fact that about a decade before the novel begins, Kenny murdered Annie, his wife and Max’s mother, with his bare hands. He’s in prison for this offense at the beginning of the novel, but since Max looks so much like Kenny, many people torment Max for looking like “Killer Kane.” Kenny’s terrifying effect on people, as well as his grasp of how to effectively use storytelling to get his way, comes to the forefront when Kenny is released from prison on parole.
The closest meaning to the word congested as it’s used in this means when someone can’t breath because the this she nose becomes swollen that’s why is also called stuffy nose.