In the world where education is everything, if you manage to pass exams with your academic ability, you will start your successful life. Those who fail the exam will start cruel life. The world is capable of only developing the gifted from a young age with exams, and there are some people who cannot accept the destiny if they unable to pass the exam, and would do anything to pass it. This includes cheating and interfering with the exam. The examination hall has become a battlefield because people cannot do exams anymore.
L (learning) type and C (Cheating) type students prevent each other from interfering with the exam, so that they can aim for high scores. In order to prevent the L-types from getting the high scores, C-type students would battle against them. This battle also involves the examiners who do not allow cheating, making the examination hall became more chaotic!
The heated battle between Mumei, who is an C-type student, and Koui, who is an L-type person, begins! Can Koui outsmart Mumei and her tricks?