‘A serial killer with one-liners sharp enough to slice a throat’ THEY SAY The last person who called me ‘Sweetpea’ ended up dead… I haven’t killed anyone for three years and I thought that when it happened again I’d feel bad. Like an alcoholic taking a sip of whisky. But no. Nothing. I had a blissful night’s sleep. Didn’t wake up at all. And for once, no bad dream either. This morning I feel balanced. Almost sane, for once. Rhiannon is your average girl next door, settled wit