Snoopy gears up for an epic aerial battle against his longtime enemy, the Red Baron. They have face off against each other again and again, but this time, the stakes are especially high, and the beagle needs some help if he is going to defeat him. Meanwhile, Charlie Brown is about to finally undertake the all-important and daunting task of telling the little red-haired girl just how he feels about her. In the midst of these major challenges are many small moments of triumph and despair with longtime friends Linus, Lucy, Sally, Marcie, Peppermint Patty, Franklin, Schroeder, Violet and Pig-Pen.