The delicious and cheap food in a red house opposite took away all the business of Tongfu Inn. Tong shopkeeper learned from a painful experience and ordered his big mouth to study recipes, vowing to take back the lost guests. His big mouth was forced, and with everyone's encouragement, he came up with a strange dish that was difficult to swallow. Tong shopkeeper gladly accepted it. Just when he was puzzled, a cow ran into the gable of a red building, and all the guests gathered at Tongfu Inn to prepare for dinner. ...