Fanfiction.net also has a wide range of Harry Potter fanfictions, including male SI ones. However, the search function might be a bit less precise compared to AO3. But it still has some really good stories if you are willing to dig a bit deeper. You can search for relevant keywords like 'Harry Potter male SI' and browse through the results.
Archive of Our Own (AO3) is a great place to find Harry Potter male SI fanfiction. It has a large collection of stories with different themes and plotlines. The tagging system on AO3 makes it easy to search specifically for male SI fanfictions within the Harry Potter fandom.
Wattpad also has some Harry Potter male SI fanfictions. It has a more community - driven feel, where you can interact with the authors and other readers. Some of the stories on Wattpad are unique in terms of how they develop the male SI character's journey in the wizarding world.
If you want the clearest chapter reference, go to Chapter 2. Early on, On the top floor of the Financial Building, a gathering of dark clouds...; later, the chapter leans on How dare Jiang Li hang up his phone?.
A practical answer is Chapter 379, because it turns the idea into a concrete scene. The chapter opens with Aberdeen City, 1 year prior Inside a high-end hotel room penthouse,..., adds pressure through He rubbed his palm against her cheek and grinned., and ends on His wife gave him a bespoke Swiss.
A practical answer is Chapter 26, because it turns the idea into a concrete scene. The chapter opens with Shen Lan was bent over processing a large stack of press briefs on her..., adds pressure through One might ask, looking across the entire entertainment industry, which..., and ends on If you.
Chapter 850, "Wanted to Recognize Her as a God-Granddaughter", is the clearest early answer because it turns Miss Rong's situation into a concrete plot event. Early on, Though Jiang Li might guess her family situation, he would never know....
Look to Chapter 15 for the clearest answer. It begins with Jiang Shixu woke up from those nightmares filled with blood and darkness,..., keeps building through The two sleeping pills he took in the evening had left him with a..., and lands on Since she didn't move, Jiang Shixu also stayed put, and.
Chapter 840, "How did you meet Miss Jiang?", is the clearest early answer because it turns Zhao Lang's situation into a concrete plot event.
Chapter 649, "Where Did the Wild Wolf Come From?!", is the clearest early answer because it turns Wild Wolf Come's situation into a concrete plot event. Early on, Several people successively lay down in the tent, and before long,....
Chapter 849, "Observing Fate Through Meridians", is the clearest early answer because it turns Jiang Li's situation into a concrete plot event. The chapter gives readers a real answer by opening on Gu Qiang slumped on the ground, somewhat fearfully avoiding Zhao...
If you want the clearest chapter reference, go to Chapter 25. Early on, Therefore, from his childhood, Jiang Shixu had felt an extreme aversion to...; later, the chapter leans on Over time, he naturally developed a gap of estrangement between himself....