CineCalidad. At age 25, Olivier Rousteing was named the creative director of the French luxury fashion house, Balmain. At the time, Rousteing was a relatively unknown designer, but in the decade since, he’s proven his business prowess and artistic instinct by leading Balmain to new heights. Wonderboy gives the viewer the rare opportunity to experience the inner sanctum of the fashion world, as we stand shoulder-to-shoulder with this extraordinary individual while he works.