A small town in the southern Philippines, ruled by a political dynasty, is shaken by a series of gruesome and mysterious killings—first of dogs, then of random townspeople. Reports spread across social media that a strange creature is behind the murders, and panic spreads around the town.

The young mayor's wife, Marta, notices something no one else in town has: all of the creature's victims are men. As she delves deeper into its history, she uncovers dark secrets that begin to unravel the town's twisted mystery—and the truth behind the strange creature terrorizing its citizens.

Irô explores violence, power, folklore, and the age of spectacle—where atrocity is witnessed, recorded, and consumed.