One of the most exciting aspects of The Bear Season 2 is how it once more confines the story to a small cast. This helps build a nuanced character arc for Carmen "Carmy" Berzatto and his inner-circle, which is most appreciated as they embark on a new business venture. In this case, they're upgrading 'The Beef' to 'The Bear,' turning the Italian diner into a fine dining establishment.
Source：https://www.cbr.com/the-bear-season-2-cameos/
