The reason for giving away three Korean-Chinese workers

(1)1. Three workers from the Joseon Dynasty secretly made a hole in the construction site and came in and out.
(2)Caught by the safety team (orange hard hat)
(3)2. When the safety team guy said something, he immediately punched him in the face.
(4)3 Other Korean workers joined in and surrounded the group and began to beat up the ethnic Koreans.
(5)Well, the safety team puts a headlock on Cho Seon-joo.
(6)Why are you drilling a hole?
(7)wrong thing