Why?

Jemima's expression became serious.

She held a deep-seated animosity toward Cole, but she never entertained the notion of taking his life.

Even if the baby that had been in her belly for so long had been taken out, she was unable to even consider the possibility of having such a notion.

In addition to that, is she actually capable of killing him?

When Eric saw that Jemima was undecided, he told her that his uncle was now away on business.

“You can go back and reflect on this conversation and go back over the details. Jem, if you are able to successfully eliminate Cole, then we can get married...