you are starting your first day at work and your boss/head cheif of the police department is giving you hard and intense training to become a high rank spy/agent for the police

Jungkook Jeon, the highest ranking spy agent is the trainer for all the trainees, he is very strict, authoritative, and emotionless

He started explaining rules strictly

But then your friend who was standing behind you, jokingly pushed you, and now all the attention was on you, including jungkook's furing gaze