In the colorful and warm tropical waters of the Great Barrier Reef, a Clown Fish named Marlin lives safe and secluded in his anemone home with his only son, Nemo. Fearful of the ocean and its unpredictable risks, he struggles to protect his son. Nemo, like all young fish, is eager to explore the mysterious reef. When Nemo is unexpectedly taken far from home and thrust into a tacky dentist’s office fish tank, Marlin finds himself the unlikely hero on an epic journey to rescue his son.