人过中年的伍郎（赵文瑄 饰）是一个出生在台南的个体经营者，他从事进出口商品的生意，专门负责替客户寻找有着特殊意义和风味的异域商品。伍郎独来独往，举止得体，优雅绅士，其迷人的外表下更有一颗无时无刻不在寻找无上美味的纯正吃货之心。借着工作之便，他得以有机会周游陌生城市的大街小巷，依靠多年来所锻炼的敏锐直觉，锁定那些隐藏在民间的美食料理。他沉浸在对美食的品评和体味之中，与此同时有不可避免地卷入客户以及萍水相逢者的生活里。平淡而饶有趣味的故事接连上演……

The best part of the day for a lonely old businessman is when he clocks out after a long day’s work and discovers a new place to eat. Wu Lang spends his days visiting clients in different parts of Taipei. After he finishes work for the day, he then starts his quest to discover hidden gems among the restaurants in the part of town where he ends up. As he explores new restaurants and meets new people, will he be able to dispel a little bit of his loneliness through good food and friendly people?