Lu Di, played by Zeng Kelan, attracted many people's attention, and after he took off his mask, his face value attracted everyone's attention. Zeng Kelun is not only sunny and handsome, but also meets Li Dongxu and Hu Xianxu. He is a handsome young man with bright eyes, tall and thin, and has a beautiful appearance.

Lu Di is also a cos lover, but he doesn't have other people's understanding and friends. He wanted to keep a cat, but because of asthma, his mother disagreed and didn't understand him, and the audience was very suffocated by his series of operations.

He also has his own secret base to hide his cos. After the men and women told him about the explosion, his first reaction was, what if his cat died? He also wrote a letter to his parents. These two details touched the audience very much, but in the cycle, his letter was destined to be invisible to his parents.

Many viewers also expressed their hope to see Lu Di enter the cycle. If he joins in, the plot will be very interesting, which can be regarded as the realization of Lu Di. The desire to "save the world".