A fortuneteller tells Leo, an adopted child, that he will find his true mother by following the tracks of a polar bear.

One day at a fun fair, Leo, an adopted child who was abandoned at birth, gives his last five Euros to consult a fortuneteller. She tells him that he will find his true mother by following the tracks of a polar bear.
Excited by this revelation, Leo sets out on a secret adventure with his friend Laura.
A charming little novel about the question that all adopted children ask themselves, just like Leo, when they realize that the mom they know is not the mom they thought she was.