Would you read this book?

Okay well, I'm having an idea for a book, but before I write it or w/e i want UR opinion. Its a love story comedy? idk well its about this girl who loves this guy, and somehow idk if im gunna make her a vampire or something they switch bodies. He doesnt know, he just wakes up 1 morning and its like wth? Well she does it so she can see if he likes her, what ppl say about her, and etc. And the boy is totally lost hes just like WTF?Then at the end she has a problem, she doesnt know how 2 switch bak