On the coast of the island, in the direction where the UFO was seen, a strange sleeping man was found. The police were unable to wake him up and sent him to the hospital. The deputy chief of police, who is also a relative of the hospital's chief physician, has been waiting for a donor for a kidney transplant for a long time, and this stranger is the perfect match for him. But nurse Teresa, accidentally overhearing their conversation, decides to save the patient. Having come to his senses, he begins to understand that this city is familiar to him, that he once studied here in a boarding house for deaf-mute children. Moreover, he is here to correct his past...