娜塔莉，一个有没有完成的东西的超声科技，是一个癌症患者的灵感来注册一个铁人三项。 娜塔莉被介绍到奇怪的（和空气动力学）铁人三项世界，并遇到一个丰富多彩的人物角色，她训练国家铁人三项。 在她的新队友的支持下，她深入探索她能够推动她的心灵和身体多远。

  Natalie, an ultrasound tech with a history of not finishing things, is inspired by a cancer patient to sign up for a Triathlon. Natalie is introduced to the strange (and aerodynamic) world of triathletes and meets a colorful cast of characters as she trains for the Nation's Triathlon. With the support of her new teammates, she digs deep to discover just how far she can push her mind and body.