20-year-old Hikaru Mori took up trampolining at age 4, and now hopes to become Japan's first-ever Olympic gold medalist in the sport. Her mastery of the challenging "triffus," a triple somersault with a twist, has opened the door for her to compete at the very top of the sport. We explore the technical intricacies of her ten-skill optional routine. Trampoline routines are judged on both aesthetics and difficulty, and Mori is working hard to make sure she can fly higher than all her rivals.