Police officers disappear while on duty... possibly watching PSY's ”Soaked Show” without permission = South Korea

Police officers in Busan, South Korea, were caught watching singer PSY's summer concert "Soaked Show" without permission while on duty.
According to the Korean media "News 1" on the 21st, the Busan Metropolitan Police Agency is investigating a case where a man left his post without permission while on duty and watched a performance.
The police are said to be conducting an investigation into the five officers. The officers were involved in traffic control around the PSY concert held at the Busan Asiad Auxiliary Stadium from August 15th to 16th.
They were dispatched to the site for traffic management and safety management. They were engaged in traffic and safety management outside the venue, but they wore their private clothes over their work uniforms and attended the concert without tickets.
However, a police official said, "He was just watching the performance on his way to the toilet while on duty," and "He was wearing a wig to hide his work clothes."
"It is not true that he was wearing a raincoat," a Busan Metropolitan Police Agency official said. "We are currently in the process of confirming the facts through an inspection," and "At this point, we are
No disciplinary action, such as suspension, has been taken against the officer in question."