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The video features a young and attractive student named Zhang Xus who is eager to explore her studies in the world of calculus. She starts off by seductively showing off her curves, before moving on to some intense calculations. Her boyfriend is clearly impressed with her skills as she uses her calculator to calculate the cost of each step. As she continues to work on her math problem, it becomes clear that she is not satisfied with just one solution - she wants to know how much more money she can make from her student's lessons.
