It’s a blistering 89 degrees in Indio, California, and the eight members of girl group BINI are packed inside a small trailer. With their team surrounding them, some carrying the flag of the Philippines, the young women are abuzz with nervous excitement. Electropop singer Slayyyter can be heard faintly through the not-so-soundproof walls of the trailer. Outside, a group of longtime fans and curious music lovers at the Coachella Valley Music and Arts Festival await the moment the group takes the Mojave stage. BINI, sporting intricately beaded blue-turquoise ensembles, begins putting warrior-like gold dresses on top of their outfits thanks to the help of their backup dancers, a group of seven men who traveled with the girl group from the Philippines. For a moment, the chaos is put on hold as they begin a group prayer. “That’s the first time we’ve done something like that, where [our performance director] asked us to repeat after him,” BINI member Aiah, 25, tells me that night, hours after their performance is done. Aiah and the rest of BINI …