Western Restaurant Nekoya is a popular eatery located on a street corner in a Tokyo shopping district. Serving both traditional Japanese fare as well as Western dishes, this eating establishment is popular among Tokyo's residents. But this seemingly ordinary restaurant is also popular with another type of clientele...

While the restaurant is thought to be closed on Saturdays, the truth is that on this special day each week, its doors are instead opened to the inhabitants of other worlds. From dragons and elves to fairies and mages, this restaurant has no shortage of strange customers. Nevertheless, the enigmatic chef known only as "Master" will be waiting to serve up their favorite dishes with a kind smile and keep them coming back for many more Saturdays to come.

Nian Bing is the son of a fire mage and an ice mage. After both of his parents were killed by the Ice Lord, Nian Bing received both of his parents' magic gems. When Nian Bing was trying to escape from the Ice Lord's followers, he managed to cast both fire and ice magic at the same time. An impossible feat for a mage. He fell from the cliff, unconscious, and was saved by an oldman. After he woke up, the oldman gave him a food so delicious he never tasted before. It turned out that the oldman was a genius chef, once called a spirit chef. And he wants Nian Bing to be his disciple no matter what! Is Nian Bing able to seek vengeance while aiming to become the greatest chef?