At Titan High School, Mr. Ackerman, teaching AP Calculus BC, was an infamous teacher for his strictness and rigorous course. Every student, at first, hopes to not have him, but in the end, most grow to love him.

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It was a chilly day of September, the first day of school. Levi arrives to school grounds on his car, checking his watch that hit 7 sharp. Checking the side-view mirror for any flaws of his appearance, he walks out of his Mercedes-Benz to the school office, headed toward his classroom.

He starts checking for the students' names and their transcripts, waiting for the school day to start. He pinches the bridge of his nose and clicks his tongue as he sees some students who are notorious for their attitude.

"Tch..."