Cora
You also use blood magic. I saw it. That does not help.
She said a storm destroyed her ship. Whether that is true or not, she was also looking for an artefact she had stolen from the Qunari. One they wanted back, which is why the Arishok was also in Kirkwall. Some people prefer not to lead. However I cannot fault Zevran. He aided us in the battle against Meredith, which was unexpected and appreciated.