Princess of Tavern is a time management game for Windows users. While walking along a wooded path, Mary and her dragon Tobby stumble upon three gunmen trying to extort the Prince. Mary and Tobby step in and quickly drive the robbers away. Impressed by Mary's bravery, the Prince makes her the owner of a small diner on the edge of his kingdom. Hoping to see her again, the Prince invites Mary to the royal ball and gives her his part of the ticket. Mary begins a new job, dreaming of getting to the royal ball as soon as possible.