"Here Comes a New Challenger" delves into the cultural revolution sparked by Street Fighter II, showcasing its origins and the profound influence it had on a generation of gamers. Through a mix of nostalgic anecdotes and insightful interviews, the documentary captures how the iconic game shaped friendships, sparked rivalries, and became a staple of arcade culture. Viewers are taken on a journey through the vibrant world of competitive gaming, illustrating the lasting legacy of Street Fighter II and its role in connecting young people across the globe.