Instructions: Generate a correct and concise answer for the question based on the words in the context.
Input: Context : Return of the Crimson Guard is the second fantasy novel by Canadian author Ian Cameron Esslemont set in the world of the Malazan Book of the Fallen, co-created with Esslemont's friend and colleague Steven Erikson.
Question : Which series was Return of the Crimson Guard in?
Output:
Malazan Book of the Fallen