Kang-hoon (Sin Ha-gyoon) carried out some childish revenge.
On the January 3rd episode of "Brain", Kang-hoon childishly took revenge by pretending not to see Ji-hye (Choi Jeong-won) and Seung-man (Lee Seung-joo).
While distributing work to other workers, he didn't leave anything for Ji-hye and Seung-man.
As Ji-hye reminded him of this, Kang-hoon hypocritically said, "Really? Then go into anot