Luo Yidong traveled through time and arrived at another planet. As the only traveler, the people on the planet transformed Luo Yidong into their own image. Luo Yidong lost the proof of being a man and had to adapt to the alien "boys" school life.
Reminder: Losing sweetness, having a relatively abnormal world view, the appearance is human, but the physiological structure is based on that of a chicken, all male, the gender is divided into male upper and male lower, and can lay eggs.