What is the climax in the tunnel by Sarah Ellis?

In "The Tunnel" by Sarah Ellis, the climax occurs when the protagonist, a young girl, confronts her fears while navigating through the dark tunnel. This moment of heightened tension reveals her inner struggles and the significance of her journey, both literally and metaphorically. As she pushes through her anxiety, the climax not only marks a turning point in the story but also symbolizes her growth and resilience. Ultimately, this confrontation leads to a deeper understanding of herself and her relationship with the world around her.