Ozen is a fourteen-year-old boy who lives in London with his mom. His dad died when he was seven years old. On a sunny day, Ozen and his school friends Amein and John, see a green light blinking at the corner of a street. They follow it and arrive in front of a yellow door. They are not the only ones to have been led to the yellow door. A boy and a girl are already there. They push the door open and the five of them enter a new world. Amentia is a...