The story revolves around a guy called "Santa" who was born on Christmas Eve. He feels lonely every Christmas as his parents don't come to see him. As a result, he hates Christmas and he doesn't believe in Santa Claus. One day, this mysterious girl who declares herself as "Santa Claus" comes over and tries to bring happiness to him. From the creator of Love Hina fame and Mahou Sensei Negima - Ken Akamatsu !!