In "John Dies at the End" by David Wong, the characters encounter absurd and surreal situations that evoke thoughts about existentialism reminiscent of Franz Kafka's work. The line raises the perspective that if Kafka were present in their bizarre reality, he would struggle to comprehend the chaotic nature of events unfolding around them.
The quote highlights a moment of shared understanding between characters, suggesting that the strange occurrences they face are so confounding that even a literary figure known for exploring the absurdity of existence would be taken aback. It reflects the blend of humor and horror present in the narrative.