A national college student women's heptathlon champion was identified as male at the age of 25. She resolutely underwent surgery to become a "he", causing ripples in China's sports community. In fact, this冠军 of the Universiade is not an isolated case. There are countless examples in the world of sports. They have been accompanied by controversy, but they also long to prove themselves on the playing field. There was once a famous phrase in the textbook to distinguish men from women: "The male hare's feet are restless, and the female hare's eyes are blurred," but when both hares walk side by side, it brings great trouble to the population census work of the production team. Now let's take a look at those entangled stories between men and women in the sports world.