Hayate Ayasaki is a sixteen-year old boy who has been working hard earning money as a bicycle delivery boy. He loses his job after his employer finds out he is still in high school, and his irresponsible parents spend the money he had earned. Hayate tries to kidnap a young girl named Nagi Sanzenin, but fails in his attempt. Later, Hayate saves her from other kidnappers and Nagi repays him by offering him a job as her new butler. However, overcome by injuries received during the rescue, Hayate collapses and is taken from the scene by Nagi's private helicopter.
季節はクリスマスイブ。偶然出会った高校のクラスメイトからパーティーに誘われる綾崎ハヤテだが、その誘いを断る。バイト中というのもあるのだが、実は彼にはパーティーに参加するお金がないのだった。働かないと食うことができない彼に突然のバイトクビ命令…。綾崎ハヤテの思いもよらぬ波乱の日々が幕を開ける！
