"Ariel del Mar is one of the most famous singers in the world. She and her sisters—together, known as the band Siren Seven—have been a pop culture phenomenon since they were kids. On stage, wearing her iconic red wig and sequined costumes, staring out at a sea of fans, is where she shines. Anyone would think she’s the girl who has everything. But lately, she wants more. Siren Seven is wrapping up their farewell tour, and Ariel can’t wait...