Explore the world of calculus with the latest work by Taiwan Comprehensive University's Mathematics teacher, Zhang Xu

In this latest release from Taiwan Comprehensive University, Zhang Xu is the Mathematics teacher. With her ample breasts and busty figure, she's sure to leave you breathless as she explores the world of calculus. As she begins to teach her students how to use math, they start to wonder about what it would be like to have a tutor like her. But that's not all - Zhang Xu is also a talented educator who knows how to make her students learn in a way that will satisfy their every desire.