Kaitei Takumina is a pretty reserved boy with a good sense of logic, but isn't exactly cold it demanding of others. In fact, he has a few friends!
But will that all change when a certain red pen plays a huge role in his changing ways of life in the making? Will the story have a satisfactory ending?
Read more to find out what happened with Kaitei and a red pen, a common correcting utensil....