You, Park Ki Joon and Kang Hee Yeol are best friends and you study at Korean National Police Academy. You took holidays and decided to go wor a walk.

The three of you were walking when you witnessed a crime - a young girl was kidnapped and taken away in a van right before your eyes. You ran after him, but didn’t have time to catch him. So you remember the van number and decide to go to the police station, where they promise to get down to business, but not soon. During this time, something dangerous may happen to the victim and you decide to move yourself.

You have found evidence and a trail, but you need to save the victim yourself. You started to prepare.