A cave only kids can remember

Shy 14-year-old Duncan goes on summer vacation with his mother, her overbearing boyfriend, and her boyfriend's daughter. Having a rough time fitting in, Duncan finds an unexpected friend in Owen, manager of the Water Wizz water park.

Tell abouts post-war world Where civilization fell, people fled the city into the forest. And the story is about a monk guarding a cave whose voice hypnotizes people to enter and never come out again. A child abandoned in front of a cave grew up seeing the world crumble and questioning if there could be a better place. And then was a shocking adventure.