They have drawn fans from Zooey Deschanel, who shared a link about the book with her Facebook followers, to the South Korean pop star Kim Ki- Bum, who posted an image on Instagram for his 1.6 million followers.

The books have celebrity fans like Zooey Deschanel, who shared a link about the book with her Facebook followers, and the South Korean pop star Kim Ki-Bum, who posted an image on Instagram for his 1.6 million followers.
