Two distinct parts compose this magnificent novel of love: first, it is the narrator's childhood; a little boy only son, without name (ML will never give it) and no specific age, located in the college years, so around eleven years. He is jovial, happy to live with his parents, he is looking for, try to position and build in society and with his friends, he has the heart on the hand and has good grades in school, and loves secretly a girl in his class ... Anyway! a very nice boy, ordinary, that does not make noise.
His life changes from day his father tells her he's leaving to go and live with another girl!
As he befriends a man four times his age (handyman at his school) and he tries to understand why life deprives, so young, his father, he discovers that this the very life provided a rare gift, a divine gift ...
... He has the power to help, even to save, the other by exchanging his shadow with theirs, so it can communicate with the soul of the person who has just exchanged talk to him, then change back to the shadows, and finally to help the person in reality.
Some years pass ... This is the second part, which itself is around twenty years after leaving high school, he left Britain for Paris, where he attended medical school. The shadows of the past have left him, but not his love, who themselves are rooted in him the love for his mother, for the love of the beautiful Clea (daughter of his childhood), for the Love her best friend Sophie, for the love of his best friend Luke and that of his father, he has, nevertheless, in the heart, it will regain its lost shadows.
In conclusion, it is truly a beautiful novel.
So, when I read the last lines, I could not leave him, so for fun, I reread several times the end, as if to prolong the story ... by permanently closing this book, it closes a bit of his own youth and childhood, Marc Levy has managed to awaken in this fiction.