Brother Cheng in Prison Academy

My name is Makoto Yagami, and my name is Yagami-an, which seems to be very cute... But it's of no use. My hobby is galgame handheld games. I am called God-sama, but I am not Keima Katsuragi. Because it is very important, I emphasize again that my name is Makoto Yagami, not Makoto Ito! ! But you can call me Brother Cheng. Okay, now I am very depressed. In order to be able to play my beloved handheld games again, I have to graduate from high school, but the question is, which one is better to learn excavator? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.