Kkeut-kka-ji-gan-da

Park Chang-min:
There are 2 types of humans. One who lowers his tail before the alpha. And the one who tries hard after a beat. Which one are you?

Go Geon-soo:
Are you a cop?

Park Chang-min:
Didn't I give you a jolt? That sinking feeling.

Go Geon-soo:
What do you want?

Park Chang-min:
That was the most important and smart thing you've ever said. What I want? It's simple.