Belly used to count down the days until she could return to Cousins Beach, but with Conrad and Jeremiah fighting over her heart and the return of Susannah's cancer, she's not sure summer will ever be the same. When an unexpected visitor threatens the future of Susannah's beloved house, Belly has to rally the gang to come together—and to decide once and for all where her heart lies.

• Lola Tung
• Christopher Briney
• Gavin Casalegno
• Sean Kaufman
• Rain Spencer
• Jackie Chung
• Isabella Briggs
• Kristen Connolly