An estate agent is forced into witness protection soon after selling the apartment of a girl who died in suspicious circumstances. However, when the deceased girl's mother is also found dead, all signs point to a murderer on the loose, and it becomes apparent the agent's new identity may not protect her from the killer.

Charlotte is an American, who has lived in Vienna since inheriting a chocolate shop from her grandparents two years ago. Since then, she has worked tirelessly to grow the business into a successful enterprise. Christmas is one of the busiest times of the year and Charlotte has been selected as one of the finalists for Vienna’s chocolatier of the year. Taking home the prize could provide some much-needed money to fend off a large developer from taking over her grandparents’ shop. Charlotte soon meets and befriends Henry, and they bond over their shared affinity for quality chocolate. But a surprising twist of fate just might end their newfound relationship on a bittersweet note.