Watch the Clouds and Have an Appointment

Cheng Yun failed the college entrance examination and attempted diving, but was rescued by Zhan Fan. From then on, Cheng Yun became a completely different person, and it was actually Princess Yun who had traveled through time. In the eyes of outsiders, she is crazy, stupid and mentally retarded. But in order to be able to return to her own world, she studied hard and learned skills. Only bad at making friends. But there was still someone who walked into her world accidentally. In the end, she gave up the chance to return to her own world and chose to stay for love. What is love?