There is a famous school laid down to the famous city of Seoul named Rising East High. It offers free education for students in the low-class level and also scholarship for the smart ones. It gives the high-quality education and that is why many students enrolled to this certain school. the school facilities are 'safe', 'harmless' and the school doesn't ask for 'pay' from the students who are scholars and poor...

In the year 2013, 5 male 1st year scholars enrolled and they quickly became friends despite their differences. The 1st is so innocent and caring, 2nd is the brave and protective one, 3rd is the mischievous but smart one, 4th is the most bullied but loved and the 5th is the voracious shikshin who is trying hard to be brave but the truth is he is a scaredy baby.

These 5 friends, who are all outgoing and crafty who at that time was chased by their teachers, hid in an abandoned area in the school where no one enters. Later on they regretted that they came inside that room...