Professor Blanchard has the Vaillant offered a new super fuel. Leader gets wind and instructed Ruth and Cramer to kidnap the scientist. Help yourself to a doll that looks like Hanna, and a voice modulator. Blanchard is considered very shy and has not only Hanna granted an interview. The coup is working, and the professor are the leader formula for the super fuel. Meanwhile leaves Quincy, the Blanchard actually can not stand, come up with something to save him. And the Leader team experienced a surprise when it tried the Formula ... (information from the German series "Michel Vaillant")
