Accidentally crashing into a man walking his dog while cycling to work, Darcy takes care of the dog as he is rushed to the hospital, and after reuniting the pair, she is introduced to this stranger's world of books, travel, and adventure.

Owner of a charm bracelet herself, Holly O'Neill knows that each one tells a story, so when she finds someone else's charm bracelet, she feels she has to try to reunite it with its owner by using the charms as clues.