Because it was totally Death's job to just kill people she didn't like very much. That was why Lyta Hall had dropped de -- oh, wait, she was still out there too.

Death was patient and relentless; she came for all. Someday Thessaly's luck would run out and she'd be waiting. Until then, she had very little choice but to let her go.

Not that she could do anything about it at the moment, anyhow.

"It's all right," she said sulkily before shifting into a more teasing tone. "Don't worry so much. It's bad for you."