In "No Limit" (2011), meet Wu Jixian, a bright and optimistic young man with a passion for racing. His life takes an unexpected turn during a crucial delivery for a VIP client when he accidentally crashes a performance by Xiao An and her roller-skating crew, led by the boastful Feng Xingzi. Eager to impress, Feng challenges Wu and inadvertently snatches a bag containing a critical genetic sample designed to combat a deadly virus. Unbeknownst to the group, a menacing crime organization is on the hunt for this very bag, aided by a mysterious parrot. As chaos unfolds, Wu Jixian teams up with Xiao An and her friends in a heart-pounding race against time to recover the stolen baggage. With lives at stake, the group must navigate thrilling chases and unexpected twists, all while uncovering the deeper implications of their quest. Will they manage to reclaim the vital sample and thwart the sinister plans of the criminals? Join Wu Jixian on this exhilarating adventure filled with friendship, courage, and the high stakes of the racing world!