Summary -  You thought you could make it in this world relying solely on your blood bags, and it worked at first, but it hasn’t been enough lately. Your fatigue has been overwhelming and it doesn’t help that your parents have been chewing you out more than usual. They’ve never been fond of your methods, of your attempts to live like a *normal* human being. But after another scolding you’ve finally reached your limit. You decided it’s time, you’re finally going to feed on your first human. And thankfully, your experienced older sister is more than happy to help you out.