Two contrasting visions of life: on the one hand, the "rock" and adventurous of the brave Livia, cellist without maternal instinct; on the other hand, the reassuring routine of his sister Tina, shy urban vigilant with an ardent desire for maternity.

After his father's death, a middle-aged screenwriter struggles with his obsessions and neuroses.

Medical-center doctors discover the shocking source of a deadly virus spreading through Los Angeles.