There are also plotlines where the best friend has some kind of special power or talent that Harry Styles discovers. This then leads to a unique bond between them, and they might collaborate on something creative together, like writing a song or creating a new fashion line.
Another plotline could be the best friend going on tour with Harry Styles. This allows for all kinds of adventures and relationship - building moments. They might face challenges together while on the road, like dealing with jealous fans or problems within the tour crew.
One common plotline is the best friend falling in love with Harry Styles. It often involves a slow - burn romance where they start as just friends but then feelings develop over time.