Jun has developed an allergy to the world. He scrapes away from home and feel invisible to his mother and the others. He then met "by chance" a master of sumo, despite the fact that Jun is a weakling, sees a wholesale him. He manages to convince him to take up this challenge and become a sumo.
Eric-Emmanuel Schmitt has succeeded in 102 pages we make an engaging portrait of Jun that we follow his life miserable on Tokyo sidewalks to his difficult start as an apprentice sumo, until its rebirth and the 'acceptance of self and his past.