In a world ravaged by blind creatures that hunt using sound, a young mother, Sara, finds herself caught in the whirlwind of the first day of this terrifying invasion. As she tries to protect her young daughter, the story begins on an idyllic spring morning, just when everything seems normal. Sara starts to notice strange changes in her neighborhood: inexplicable noises and a chilling atmosphere that will soon transform into chaos.
As panic erupts, she connects with a group of survivors who, like her, have to improvise to stay alive. Together, they develop strategies to communicate silently and face the horrors of a world that no longer understands them. But as the days go by, the creatures become more cunning and humans more desperate.
The film delves into Sara's internal struggle as she must decide between protecting her daughter or joining the group in search of a possible escape, while trust and betrayal begin to surface among the survivors. As time advances, sound becomes their greatest enemy, and every small noise can be fatal. With a blend of tension and action, the story reveals how the human instinct for survival can flourish in the darkest situations, all while seeking refuge in a terrifying world where calmness is the key to life.