"The Man in a Raincoat Goes to School"

The Man in a Raincoat Goes to School is the third installment in the series. This is the plot.

A teacher is writing on the school board. She asks a question, as the students raise arms, She looks at the back desks and sees something completely black among the students. Its the mysterious man in a raincoat !!! The teacher panics " Who are you ? What are you doing in my class ??", he responds "Enough !!! Don't squawk, woman !!!", she says "How dare you ??? You are to leave this class and i'm calling security!!!", he stands up and says "Who are you to tell me ???". The teacher is scared and says "Why I'm the teacher, now leave !!!", he says "Enough already!!!", attacks her and beats her up, while roaring. She is lying bloody and beaten below the board. He leaves.