Ronnie is a young girl who loves reading about exciting adventures but feels trapped in her room. Her cat Rory encourages her to climb a tree, but she falls off and loses self-confidence. Ronnie's parents take her to a rock climbing gym, where she overcomes her fear of heights and discovers the thrill of climbing. As she climbs, Ronnie imagines different scenarios and becomes an accomplished rock climber. She realizes that she can live her adventures and inspires others to do the same.