Its a powerful spell and the moment the door opens, Daciana unleashes it, taking control of the person who enters. By the looks of his equipment and body, Daciana would guess warrior, possibly with wizard talents thrown in to make a proper gish opponent. Willpower tended to less forceful than those of the priests, and thus her spell was able to take him down.
Meanwhile, Selinda slits the throat of the second person held by Daciana's spell and Linteshar is having her way with the priest, Daciana's combined buffs making her nearly unstoppable. From what Daciana hears, there is no one else coming (yet), and the one man is firmly under her control.

Actions?