What is the problem in the book i survived the shark attacks of 1916?

In "I Survived the Shark Attacks of 1916," the main problem centers around a young boy named Chet who becomes caught in a series of terrifying shark attacks that occur along the Jersey Shore during the summer of 1916. As the attacks escalate, Chet must navigate his fear and the chaos surrounding him while trying to survive both the physical threat of the sharks and the emotional turmoil of the situation. The story explores themes of courage, resilience, and the struggle to overcome fear in the face of danger.