Zatch finds a fragment of a mirror while diving for yellowtail. Kiyo and Zatch befriends a new transfer student, Shion and her cat Nya. Soon they are attacked by a Man and his Mamodo, Cut and Paste, who demands Zatch's mirror piece. "Zaker" proves ineffective against him as it gets redirected by Cut and Paste's scissors and "Rashield" is too weak Cut and Paste's attacks. Cut and Paste use their strongest spell to summon a giant scissor missile. Kiyo and Zatch manage to defeat them by redirecting the scissor towards Cut and Paste with "Jikerdor". In the distance, a mysterious Mamodo pair observe Kiyo and Zatch. Shion with a dark expression asks Zatch if she could have the mirror.
Zatch trova un pezzo di uno specchio mentre pesca dei pesci pinne gialle. Kiyo e Zatch fanno amicizia con una nuova studentessa di nome Shion e il suo gatto Nya.
Zatch encuentra un fragmento de un espejo mientras buceo para cola amarilla. Kiyo y Zatch hace amigo de una nueva estudiante, Shion y su gato Nya. Pronto son atacados por un hombre y su Mamodo, cortar y pegar, que exige piece Espejo de Zatch.
ブリを追いかけていたガッシュは、海底で美しく光る鏡のかけらを拾う。清麻呂の「泥棒に盗られるぞ」という冗談を真に受け、バルカンの中に大切にしまっておくことに。その日、清麿のクラスには転校生がやって来た。響詞音という明るく元気な女の子で、彼女の連れている猫・ニャルラトと、ガッシュはたちまち仲良くなる。