The clever twist here is that, in the character of Liu Jinxi / Tang Dong, the good guy and bad guy are one and the same.

更巧妙的是，在刘金喜/唐东这个角色中，好人和坏人的成分在同一个人身上得到充分体现。

youdao

The guy turned out to be getting lost with his family, the good news is that he gets reunion with his family, the bad news is that some media interrupt his life.

这名男子后来证实为和家人失去联系，好消息是他和家人团聚了，坏消息是一些媒体打扰了他的生活。

youdao

The most important thing is that don't talk to strangers, as a teenager, we haven't had the ability to judge who is the good guy and who is the bad guy, so it is better not to talk to the strangers.

最重要的事情就是不要和陌生人说话，作为一名青少年，我们还没有能力去判断好人和坏人，所以最好不要和陌生人讲话。

youdao

I'm in black, you're in white, the good guy and the bad guy.

CNN: Andrew Lau Interview on Talk Asia

In these cases, and thousands like them each and every year, it is not so clear who is the "good guy" exercising responsible self-protection and who is the "bad guy" who can only be deterred by an armed citizen.

CNN: Guns endanger more than they protect

"It was almost like wrestling, when the good guy turns bad and the crowd turns on him, " Wilson said.

CNN: Anger over West's disruption at MTV awards