Every day, Dani wakes up startled. The problems of his relationships haunt him like a fever dream, driving him almost to the brink of madness. For months, he has been tormented by nightmares, which he tries to depict in his dream book day by day; unsuccessfully. One day, while working as a courier, he receives a suburban address and, without knowing it, arrives at a turning point in his life. Dani meets Don and begins a journey through an alternate world, where the boy's repressed traumas come to life.

An ambitious psychiatrist is researching a strange and unique mental state: hypermnesia, first of all because he would like to help his amnesic father. When he finds a patient with hypermnesia, he decides to take him out of the mental hospital at his own risk and study him. An unusual relationship is formed between the two men, which starts to endanger the doctor's career, his marriage and even the patient himself.