Sucesos violentos en el baño de un recital

Argentina, 1978. A group of Army scientists are sent to investigate an incident that happened at a clandestine factory os chemical weapons ran by a leftist guerrilla. There, the group will find a threat far more dangerous and radioactive than any commies.

Francina, the employee of an old cinema, invites Mateo to a late-night screening just for them. What they don't know is that, in the shadows, someone is waiting to add them to his list of victims.

Gregorio (64) lives alone in a decaying house by the river, accompanied only by the memory of his late wife. His days follow a quiet routine, until every night a strange creature rises from the water to haunt his home. Isolated, feared by his neighbors, and harassed by hostile youths, Gregorio faces the dilemma of fleeing or confronting the monster. When he finally chooses to fight back, he discovers the true threat lies not only in the river, but within his own guilt and solitude. An intimate horror tale that explores the ghosts we choose to ignore.