Which Amazon Prime Video series, based on a novel by Jenny Han, follows Isabel 'Belly' Conklin as she navigates a love triangle with brothers Conrad and Jeremiah Fisher during her family's annual summer vacation at Cousins Beach?

The Amazon Prime Video series that perfectly captures the essence of summer, first love, and complicated family dynamics is "The Summer I Turned Pretty (Review)." This popular show brings to life the beloved novel by Jenny Han, centering on Isabel "Belly" Conklin's transformative summers. Each year, Belly and her family vacation at the picturesque Cousins Beach, a place steeped in memories and where her heart is continually pulled between the two Fisher brothers, Conrad and Jeremiah.

The series faithfully adapts Jenny Han's bestselling young adult novel, which is the first in a trilogy. Han herself serves as an executive producer and co-showrunner for the adaptation, ensuring that the spirit and tone of her original work are maintained. Her involvement was key to translating the nuanced relationships and emotional depth from page to screen, delighting long-time fans of the books while also attracting a new audience to Belly's compelling journey of self-discovery and romance.

"The Summer I Turned Pretty" resonates with viewers for its idyllic setting, relatable coming-of-age themes, and the universally understood complexities of first love and friendship. It explores the bittersweet transition from childhood to adolescence (Review), showcasing Belly's evolving relationships with the brothers and her own identity as she navigates the challenges and joys of growing up. The series quickly became a hit for Prime Video, praised for its nostalgic summer vibe and its heartfelt portrayal of teenage experiences.