This article is about a subordinate of House Oyster. For the house's head, see 
Oyster Cookie.
Oyster Cookie.
Oh my! How come
Oyster Cookie's Nanny (Korean: 오이스터맛 쿠키의 유모, oiseuteo-mat kuki-ui yumo) is an NPC introduced in the Invitation from the Slumbering Moon update (v4.0).
Oyster Cookie's Nanny makes a minor appearance in Crunchy Dreams, serving as the storyteller of the tale of 
Black Pearl Cookie's fall from grace as told to the young Oyster Cookie.
