In the winter of 1978, under Chile's military regime in Santiago, Raúl Peralta, a lonely and disabled architectural model maker, lives a quiet life with only his ailing mother and a pet canary for company. His routine is upended by the arrival of new neighbors whose sinister activities seem to conceal dark secrets. Desperately clinging to the last remnants of his sanity, Raúl's life increasingly intertwines with Guillermo, a mysterious man in dark glasses. As reality unravels, the echoes of Raúl's past collide with the horrors of his present in a psychological thriller that leaves behind deep, indelible scars.