The main conflict is resolved: Darren and his best friend, Steve, have a final confrontation with Mr. Crepsley and his vampire friends. Steve, after being bitten by a vampire, turns into a vampire himself, but he chooses to remain loyal to Darren and against Mr. Crepsley. The vampires are defeated, but Mr. Crepsley escapes.
Darren is left alone: Darren is left to deal with the consequences of his actions and the loss of his best friend. He is now officially a vampire's assistant, but he has a lot to learn about his new life and his place in the vampire world.
A new threat emerges: At the end of the book, a new threat emerges in the form of Mr. Tall, a mysterious and powerful vampire hunter. This sets the stage for the next book, *Cirque du Freak: The Vampire's Assistant*, where Darren must face a new challenge.
Darren and Steve are separated: Steve decides to stay with the vampire society and begin his training, while Darren is left to continue his own journey. This creates a dramatic tension for the next book, as Darren tries to navigate his new life without his best friend.
Darren starts his new life: The book ends with Darren starting his new life as a vampire's assistant, facing the unknown and preparing for the challenges ahead.
The ending of *Cirque du Freak: The Vampire's Assistant* leaves the reader with many questions and eager to discover what happens next.