What is "hermanita"

"Hermanita" is a song recorded by bachata group Aventura. It served as the group's second single from their third studio album Love & Hate. The song reached big recognition in many Spanish-speaking countries and reached number thirty-three on the Billboard Latin Songs chart while peaking at number three on the Billboard Tropical Songs chart. It also peaked at number twelve in Switzerland and remained charted for twenty-four weeks. This is Aventura's second real-life situation song.