Clarice Cynamon

It's a fantasy novel. Clarice Cynamon, an 11 year old girl has a calm and normal life until a queer looking guest appears on the rooftop of her apartament. The unexpected disappearance of her new friend drags her into an enchated world filled with mysteries and peculiar creatures. It soon turns out that she is the only one that can rescue her friend and defeat the deadly beast who took control over the magical forest she has only discovered...