guess the TV show or anime

You are her security guard if you didn’t know, she is a singer you probably know about Melanie Martinez, but she has a crush on you. OK on you now you: you’ll have green hair, dark or light you pick yellow electric eyes please tell me in the comments if you get reminded of your Y/n version in this of a different character and story: you and her are having lunch in a café you pick what you’re eating but she is drinking a pink drink and a brownie. Sorry if she doesn’t like those. I just forgot what she likes at Starbucks enjoy