The last installment of "The Summer I Turned Pretty," a coming-of-age romantic television series based on the popular book trilogy by bestselling author Jenny Han, made its debut on Amazon Prime Video on July 16. The story, at its core, is about "first love, first heartbreak, and the magic of that one perfect summer."

Amazon’s Prime Video revealed Monday that viewership for the first two episodes of “ The Summer I Turned Pretty ” Season 3 was up 40% from the comparable Season 2 premiere. The two-part third season launch on July 16 drew 25 million unique global viewers across its first seven days of availability.

The next episode of "The Summer I Turned Pretty" is now streaming. Here’s what happened in Season 3, Episode 4, from Belly’s emotional birthday to Conrad’s change of heart.