十五岁的真·杰克森(True Jackson, Keke Palmer饰演）原本只是位十五岁的平凡高中少女。在一个暑假她和她的朋友莱恩（Matt Shively饰演）一起在纽约贩卖三明治，碰巧遇到了疯狂时尚公司的老总。真的身上穿着的衣服是疯狂时尚设计的，但是真稍微对衣服进行了修改。疯狂时尚的老总麦克斯很喜欢真的想法，于是他绝对雇下真担任疯狂时尚青年服装部的副主管。于是，一位十五岁的少女，和她的两位好朋友，露露和莱恩，就此进入大人的世界，一边设计服饰，一边遭遇各种搞笑的问题。

Eve Hallows' 18th birthday comes with an unexpected family legacy of magic. When Eve attempts a spell to speak with her deceased mother, she accidentally summons a vengeful witch who threatens to wreak havoc. As a Halloween party goes wrong and a theater becomes the stage for disaster, it is up to Eve to believe in herself and take control of her destiny.