Around 30 workers swarmed around the wooden customary house of the Kaha Katoda tribe in Waingapu, Southwest Sumba. Carrying logs and tying bamboo laths, they recited rhythmic verses back and forth to arouse vigor. Once in a while, some danced while holding up their machetes, which they believe can ward off misfortune.

At noon, all the noise retreated to silence. The men crowded around a stone altar. A priest recited prayers to ensure the house's w