Roman Mortelle Adèle Volume 01: Mortal one day, mortal always!

At home, Adèle has created a new invention: a mortality detector. Finally a way to recognize your peers, people who are both weird and mortal! Adèle decides to test her invention at school: Geoffroy, Jade, Miranda, Jennyfer… all her classmates go through it but none of them move the needle on the detector. Will Adèle find someone as mortal as her?