“Bloodsharing in vampire folklore — and certainly in the book mythology — is kind of sexual,” [Plec] explains. “It’s very intimate. It’s an exchange of bodily fluids, as they say, that you really shouldn’t be doing with anybody who’s not your one true vampire love. That’s the intention that we were going for there. In a weird way, Elena needing a fix was doing things that she shouldn’t have been doing to get help.”