Meet 16-year-old Léo, a young and aspiring manga artist from Lyon, France. Léo has always been fascinated by Japanese culture and manga, spending hours devouring books by Eiichiro Oda, Masashi Kishimoto, and other renowned mangaka. His dream is to become a professional manga artist, just like his idols.

Upon arrival, Léo is introduced to his sensei, the renowned mangaka, Takeshi Matsumoto. Sensei Matsumoto is known for his demanding teaching style, but Léo is determined to learn from the best.

As Léo's skills improve, he begins to develop his own unique voice and style. He creates a compelling story, rich in characters, plot twists, and emotional depth. His confidence grows, and he starts to envision a future as a published mangaka.

Despite these setbacks, Léo perseveres, fueled by his passion for manga and his determination to succeed. With the help of his friends and sensei, he refines his craft, experimenting with new techniques and styles.