Tenacious and optimistic, Mini (Angelica Lee) is an acrobat at a Shanghai circus troupe. Having lost both her parents at a young age, Mini has never had a real family, and her greatest dream is to find a love that she can rely on, a love that will make her fly. Kang (Liu Ye) works at a music store called Go With the Flow, which just about sums up his aimless lifestyle. Raised in an overly strict family, Kang grew up into a rebellious young man who likes to challenge social norms. These two very different young people meet by chance in the bustle of modern Shanghai, and spark a story of pure love and vertigo as their confused worlds collide.

In a Hong Kong city where baseball culture is non-existent, baseball players are a minority by choice. The experience teaches them to be free-thinkers in dealing with love, friendship and their own sexuality.