Gentle cha-cha groove built from Southern Vietnamese folk colors: đàn tranh and acoustic guitar lock into a light percussion pattern with shakers and wooden clacks. Male vocals up front, warm and storytelling. Verses stay intimate, almost spoken-sung; choruses open wider with call-and-response backing harmonies. Mid-song instrumental vamp stretches the groove, letting traditional licks dance over the cha-cha. Final chorus adds crowd-style group vocals and subtle reverb for a festive, riverside-night feel.