Premeditated
Emily was angry at Jane, thinking that she had stolen the ring and Justin. Therefore, she got the burner phone to make the woman suffer. The detective told Jane all of this, and he realized Emily manipulated it all to make them think Justin was the one!
Focus on Emily
The new information they learned made everything clear. However, the detective now had to come up with a plan to bring Emily in alive. He called a specialty task force, and they all coordinated things to catch her, which led to a wooded place with a cabin.