the Fantastic Four are already famous heroes. Reed Richards (Mister Fantastic), Sue Storm (Invisible Woman), Johnny Storm (Human Torch), and Ben Grimm (The Thing) have been protecting Earth for years after gaining cosmic powers during a space mission.
Reed and Sue are expecting their first child, and this upcoming birth becomes the emotional center of the story. Reed is excited but anxious, constantly running calculations about potential risks. Sue is confident but protective. Meanwhile, Johnny enjoys the spotlight of celebrity hero life, and Ben quietly struggles with feeling like the odd one out.
A mysterious cosmic disturbance appears in the sky. Soon, a silver figure arrives on Earth: Silver Surfer revealed to be Shalla-Bal. She announces that Earth has been marked for consumption by her master, Galactus, a cosmic being who survives by devouring planets.