April, the owner of an antiques store, has befriended a very old Chinese man, Wei Yang, who also owns an antiques store. When April learns that the Purple Dragons are trying to extort "protection" money from him, she tells the Turtles. Raphael agrees to watch over the old man and his store. But while he is on duty, he discovers something lurking in the store -- something even more evil and dangerous than the Purple Dragons. But what could it be?

"As seen on Cartoon Network."