Akuyaku Joou Heika no Gokigen Naname Tea Time

Synopsis

Mugino Hana dreams of becoming a pastry chef, but after losing consciousness in a bicycle accident, she wakes up to find herself in the world of a picture book she drew as a hobby! What's more, Hana has been reincarnated as the story's final boss, the villainous queen...!!? (Source: Akita Shoten, translated)