Reviewers highlight that the show takes "creative liberties" from Jenny Han's original books to provide a more modern, satisfying conclusion: Maturity vs. Romance:

Returning to the beach house as independent adults rather than dependent teenagers.

The Ultimate Guide to "The Summer I Turned Pretty" Season 1 & 2 Dual AU Fanfiction

By a fictional Season 12, Belly, Conrad, and Jeremiah are in their late 20s or early 30s. The childhood drama of Cousins Beach has matured into complex adult relationships, career pressures, and profound life choices. A "Season 12 Dual AU" often explores these paths:

: Start with a broad search on major platforms like Archive of Our Own (AO3) and FanFiction.net . Try searching for the exact phrase "season 12" but keep in mind that this is likely user-generated metadata, not an official tag. A search like "The Summer I Turned Pretty" "season 12" is a good starting point.

Likely features a mix of a sophisticated city life and a return to a modernized, yet nostalgic, Cousins Beach. Path B: The Jeremiah & Belly Future (The "Adventure" Path)

If you want to find the best stories under this umbrella, let me know: