A talented stockbroker, Jack Casey, experiences a drastic change in his life after making a poor investment decision that causes him to lose both his own and his firm's money. Struggling with the aftermath of his financial failure, he decides to leave the high-pressure world of Wall Street behind and takes up a new job as a bicycle messenger. Jack quickly adapts to the fast-paced and risky lifestyle of a courier, finding solace and camaraderie among his new colleagues. He befriends a diverse group of couriers, each with their own dreams and challenges, including Terri, a determined young woman who is also trying to navigate her difficult circumstances.

Jack's new life brings unexpected challenges and opportunities for growth, as he grapples with his past mistakes and discovers inner strength. He navigates the city's streets at breakneck speeds, encountering various dangers and adversaries along the way. Through his experiences as a bike messenger, Jack begins to find a new sense of purpose and redemption. However, the high-stakes world he left behind is never far away, and he faces increasing pressure to return to finance. As Jack strives for a better future, he must confront his fears and make difficult choices that will ultimately define his path forward.