Next, the story needs a conflict. Maybe the professor faces challenges in publishing the book for free, like overcoming institutional resistance or funding issues. Alternatively, the conflict could be external, such as a student or another character who discovers the PDF and uses it in unexpected ways. Let's say a group of students from a remote area can't afford textbooks, and the PDF becomes their only resource. This highlights the book's impact on education accessibility.
Also, ensure the title is accurate. The user mentioned "Nurul Islam" as the author. Depending on cultural context, that could be a real person, but since the user is asking for a fictional story, it's okay to proceed with that name. Avoid any real-life references to prevent copyright issues. Next, the story needs a conflict
Check for any logical inconsistencies. Why would a university professor risk publishing a free version? Maybe he wants to democratize education. How do the students access the PDF? Through a public website or open educational resources. What's the conflict? Maybe there's a debate about the role of free educational materials in formal education systems. Let's say a group of students from a