I loved them all, especially the Tosh one, but the last one was the best. It's great as a stand-alone, leaving the rest to the imagination, but there's SO MUCH POTENTIAL too. And also, Ianto's code made me smile.

"Yeah. Well, no. Well, in the sense of, I've got some of his genes. Well, most of his genes."
YEP. That's the Doctor's Daughter.