After three years of lurking in Myanmar's drug village, An Yi received a notice that his superiors sent him a "fierce" partner.
After waiting for a moment, when the partner appeared, An Yi covered his face and shouted "Sin!"
When he was a child, he was chased by An Yi. When he grew up, the little puppy who ran after An Yi came after him again.
……………
An Yi: Give me a chance.
Wu Feng: Sorry, I'm a little bitch
An Yi: Do we have to chase him to death?
Wu Feng: Sorry, I'm a little bitch
The Duzhai version of Infernal Affairs, the romance version of Latent, has suspense and reasoning. One on one.