“You also want to serve the people who have been fans for 15 years, who are excited about certain things,” Jenny Han says The Summer I Turned Pretty (CREDIT: Prime Video) How will “The Summer I Turned Pretty” end its central romantic love triangle with its third and final season? Author Jenny Han warned fans that they have no clue which brother ends up with Belly (Lola Tung). “There are definitely changes. There are surprises. And there are things that aren’t exactly like the books,” Han told