The reason the President was sold out after the Busan Police acted dirty

The Commissioner of the Busan Metropolitan Police Agency needs to prepare himself for what's coming.
Right now, a rumor has spread throughout a certain area (neighborhood) in Busan.
"Rumors have started circulating that for the last 10 years, the police officers have been saying 'do this' and the President has been saying 'do that'."
The officer who played this high-stakes game needs to prepare himself.
He needs to prepare to be arrested.
The rumor has spread wide through a neighborhood in Busan.
That is why you, Commissioner, must also prepare yourself.
Give up everything. The President was sold out during this gamble.