The National Archives of Korea

Seohyun, the youngest member of Girls' Generation who is now an actress, joins to help the catering crew this time. Seohyun and the Backpacker chefs go to the National Archives of Korea to cook lunch for a whopping 310 employees. The request is to restore dishes that are no longer available. However, it seems to be turning into a fiasco. Will they be able to overcome it and make them happy?