The heroine that you was talking about remind her. She is one of my favourite heroine. And yeah she also want to eat the protagonist . Btw, I also like one type of heroine that called "Mayadere" (Think of a heroine that started as a villain trying to kill the protagonist but then switched to his side after falling in love with him. One that still makes jokes about killing him once in a while...) So yeah, I prefer ruthless, killer, murderer, strong minded too. For example :