The Dual AU solves this. It allows the writer to create a reality where Belly marries Conrad and a reality where Belly chooses Jeremiah. By Season 12, the two realities merge into a metaphysical "Third Summer"—a quantum state where Belly gets the best of both brothers without the guilt.
Most popular versions of this trope follow one of two structures: In this setup, there are two versions of Cousins Beach. In Timeline A (The Golden Timeline), Susannah survives her cancer. The house is vibrant, the parties are endless, and Belly ends up with Conrad early. It is idyllic . the summer i turned pretty season 12 dual au full
By: The Summer Chronicles
It is not canon. It is better than canon. It takes the simple nostalgia of a beach house and stretches it across the multiverse. The Dual AU solves this