Before becoming a global phenomenon in the 2000s thanks to artists like Aventura, Monchy y Alexandra and Prince Royce, and before being declared an “intangible cultural heritage of humanity” by UNESCO in 2019, bachata was — and continues to be — the soundtrack of the Dominican Republic. The importance of the genre to the people of the Caribbean nation is at the heart of “Agridulce,” a music documentary that had its world premiere at this month’s South by Southwest Film Festival in Austin, Texas. Filmed over the course of five years, the feature follows four young students at Academia de Bachata, a music conservatory in the beachside resort town of Cabarete. It’s the only school of its kind in the world. Academia de Bachata was founded in 2013 by music producer Benjamin De Menil. After traveling to the Dominican Republic to record for nearly three decades, De Menil says he wanted to create something that would ensure that the next generation continues the traditions of bachata. “One of the things I loved about the bachata …