NO! [Seras has probably never raised her voice at him like this before, but she's been a police officer, she knows the signs of an addict. And that it's -- it's vampire blood, she can't believe it.] Listen to me, Shikamaru! It would kill you. Maybe not today, or tommorow...

[Her voice trembles slightly.] And then you'd be a ghoul -- a zombie! That's all that would happen!