In a rapidly transforming industrial neighborhood, young Ariel finds joy and escape playing in the nearby hills with his best friend, Cholo. But as the community faces forced evictions and families disappear, Ariel discovers that Cholo is gone without a trace. Determined to find him, Ariel sets out on a heartfelt search through the labyrinthine alleyways, confronting loss, change, and the quiet erasure of the world he once knew.