"Wild Water" is an engaging, illustrated story designed for English language learners (Level 4 of the Robin Readers series). The plot follows three main characters: Mark, Penny, and Uncle David, who embark on a canoe trip down a river. The adventure takes a dangerous turn when they encounter severe weather, a rapidly rising river, and a stranded puppy that they attempt to rescue. They must work together to survive the raging currents and safely navigate the wild water.