Well, he might be really confused at first. The worlds of 'Harry Potter' and 'Percy Jackson' are quite different. Harry is used to magic wands and Hogwarts, while Percy deals with Greek gods and demigods. But he might also find some similarities in the themes of friendship and heroism, and it could give him some new ideas about his own adventures.
Harry Potter reading Percy Jackson fanfiction could lead to a whole new perspective for him. He'd be exposed to a different kind of magic system and a different set of mythologies. He might start to think about how the demigods in Percy's world interact with their gods in a way that's different from how wizards in his world interact with magic. This could inspire him to think about new ways to approach his own relationships with magic and his friends. He could also get some entertainment out of seeing how someone else imagines a different kind of hero's journey.
Chapter 267, "Betting Agreement", is the clearest early answer because a shaky connection becomes usable in the plot.
Chapter 220, "The program team actually invited such a high-level boss!", is the clearest early answer because Actually finally turns buildup into a real advancement. The chapter gives readers a real answer by opening on I know everyone has many questions, and I'm here to answer them one...
Chapter 295, "Fan Meeting", is the clearest early answer because it turns Jiang Shixu's situation into a concrete plot event. The chapter gives readers a real answer by opening on Jiang Shixu arrived at the hospital early in the morning.
Chapter 175, "He Tampered with the Food", is the clearest early answer because it turns Sister Li's situation into a concrete plot event. Early on, Wen Jiaojiao's eyes nearly rolled back into her head.. By the end, Su Yinwan, who had heard half his words, was a bit puzzled..
Chapter 338, "Rapid Progress, Martial Arts Skills, Dual Advance Eastward, Dormancy Period", is the clearest early answer because the buildup finally cashes out in a real clash. The chapter gives readers a real answer by opening on Lu Yang poured out everything he knew in one breath. and ending on If we continue exploring east along the Xing River North Bank,....
Chapter 289, "After all, no one else has designs on Grandpa's inheritance but me", is the clearest early answer because Grandpa gets a payoff that changes the stakes. A useful checkpoint is the way the scene starts with In the pure white room, a man lay motionless on the hospital bed,...
Chapter 349, "Attempting to Cheat, East Ridge's Strength, Lu Yang's Tactics", is the clearest early answer because it turns Zhu Ling's situation into a concrete plot event. A useful checkpoint is the way the scene starts with The five people, including Zhu Tong, were all bowing their heads at... and follows through with If it weren't for Brother Zhu's pressing over the past three years,....
Chapter 74, "Ordinary People", is the clearest early answer because it turns Shiguang's situation into a concrete plot event. Early on, Having seen Jiang Li's ID before, he knew that this person named.... By the end, The man's phoenix eyes narrowed slightly, he looked at the girl....
Chapter 49, "Mysticism Girl Jiang Li", is the clearest early answer because it turns Jiang Yan's situation into a concrete plot event. It opens with My phone!!!" Jiang Yan's roar echoed continuously through the...
Chapter 2, "What Kind of In-laws Are They?", is the clearest early answer because it turns Shang Shaojing's situation into a concrete plot event. Early on, On the top floor of the Financial Building, a gathering of dark....