The Christmas Carol is a story about a man named Ebenezer Scrooge who is visited by three ghosts on Christmas Eve. The ghosts show him the past, present, and future, and he realizes that he has been a selfish, greedy, and unkind person. Scrooge changes his ways and becomes a better person, learning the true meaning of Christmas. The story is a classic tale of redemption and forgiveness, reminding us that it's never too late to change and make amends.