Kiyo Takamine is an average, but isolated, 14-year old genius, until he meets Zatch Bell - a mamodo (demon) sent to Earth to decide the next King of the Mamodo World. Every 1,000 years, mamodo are sent to Earth in search for a human partner that is able to read their spell book. Using their own emotions as an energy source, humans can cast powerful spells from the book to their mamodo - the last one standing becomes the next King!
Kiyo, a genius but introverted middle school student, hates going to school and has trouble making friends_ until one day Zatch comes crashing through his window! Zatch is a present from Kiyo's father, who saved the little tot on an archeological dig.
A news report comes in - a bank is being robbed, and Kiyo's only ally from school, Suzy, is one of the hostages! Kiyo thinks he has just the plan to take down the ice-spell wielding bank robber, Hosokawa. It's going to be an icy hot battle!
Kiyo is beginning to think that Zatch, who shoots lightning from his mouth, is way too much trouble to bring to school. On the way home, Kiyo and Zatch run into Hosokawa and Reycom. Hosokawa says 'I'm not after you, Kiyo, just that kid Zatch.'
While Sherry and Brago try to wrench the red spell book from Kiyo, a hooded intruder steps across the threshold of the house, and into the hallway where Zatch stands listening!
While Sherry and Brago try to wrench the red spell book from Kiyo, a hooded intruder steps across the threshold of the house, and into the hallway where Zatch stands listening!
Kiyo is in the hospital recovering from his duel with Sherry and Brago, and of course, who is there with him but his tirelessly faithful friend Zatch! In the same recovery room is another kid named Yuta, who has been in the hospital.
It's Sunday. Zatch begged and begged, so finally Kiyo agreed to take him and Suzy to the botanical garden. Zatch and Suzy are happily romping about, when they meet Ivy, the woman who manages the botanical garden.
One rainy day, a schoolgirl named Lori finds a cute little girl named Kolulu, who is crying. Lori asks Kolulu where her parents are but Kolulu doesn't answer so she invites Kolulu back to her house and they eat dinner together.
One morning, Kiyo wakes to find that he can suddenly read a third spell from the Red Spell Book! Zatch, frustrated that he is thus far still small and relatively powerless, is eager to find out if the new spell will make him stronger!
Naomi, Zatch's bully, is tormenting Zatch in the park as usual, when suddenly a giant Frankenstein-like man scares Naomi away and saves Zatch!! Kiyo and Zatch keep a careful watch on this big mamodo guy, Shin and his companion Eshros.
