Heidi Heckelbeck is a witch, but she is NOT a thief! Can she clear her name and help find her best friend’s missing pen? Maybe…with some magic! Heidi Heckelbeck’s best friend, Lucy, has a brand-new pen. It’s glittery, looks like a lollipop, smells like strawberries, and even lights up. It’s the coolest pen ever! Heidi wishes she had one just like it. And when it goes missing, Lucy accuses her best friend of taking it! Heidi Heckelbeck might be a witch, but she is NOT a thief! Heidi searches all over for Lucy’s pen, but it’s nowhere to be found. So what’s a witch to do…except turn to her Book of Spells? 


小女巫海蒂‧海科貝這次被當成小偷了！海蒂最要好的朋友筆不見了，到底海蒂能不能找回那支筆，洗刷自己的污名呢？靠著海蒂的魔法，她也許能做到！
海蒂‧海科貝最要好的朋友露西得到了一支新筆。這支筆外形像支棒棒糖，聞起來有草莓味，外殼晶亮，而且還會發光，是世界上最酷的筆！海蒂很希望自己也能有一隻一樣的筆。不過，當這支筆不見的時候，露西卻指控是海蒂拿走了。但是小女巫海蒂絕對不會偷東西！海蒂四處尋找那支筆，卻一無所獲。作為一個女巫，除了依靠魔法書之外，她還能怎麼辦呢？