In a city full of problems, a young boy named Billy Batson is a troubled teenager who has been searching for his place in the world. After being adopted by a new family, Billy suddenly finds himself in an extraordinary situation. When an ancient wizard chooses him as his champion, Billy gains the incredible ability to transform into an adult superhero simply by shouting “Shazam!”. Now, with the strength of Superman and the wisdom of Solomon, Billy, with his carefree personality, must learn to handle his new powers.
Along with his friend Freddie Freeman, a devoted superhero fan, Billy begins to experiment with his transformation, reveling in his newfound strength and abilities in a more than reckless manner. But things get complicated when the villain Dr. Thaddeus Sivana, an old contender for mystical power, appears on the scene, determined to steal Shazam's powers for himself.
Billy must learn not only to be a superhero but also to face his fears and responsibilities. As he becomes more involved in the fight against Sivana, he realizes that true strength comes not just from superpowers but from love and connection with his new family. In a conclusion filled with action and humor, Billy will have to decide what it really means to be a hero.