Recently, a new scandal titled "Nancai Jumping Gate: Nancai Kids Playing Jumping Games Healthier" has appeared in multiple communities. The "Nancai Jumping Gate" video attached to the post has gained popularity among netizens and become a viral sensation online. Nancai Jumping Gate, also known as Nancai Classroom Gate, Nancai Study Gate, or simply Jumping Gate, refers to an indecent video circulated on the internet in October 2009, reportedly filmed inside a study classroom at Nanjing University of Finance and Economics. The main characters in the video are a pair of college student lovers who are having sex in the study classroom, with the girl sitting on the boy and jumping up and down, hence being vividly referred to by netizens as the "Jumping Gate."