Renna, a sul’dam, collars Egwene and punishes her with physical pain to enforce obedience, teaching her the nature of their bond and the history of the a’dam.
Renna, a sul'dam, monitors Egwene's activities and punishes her for channeling by forcing her to swear obedience and stripping her of her name, ordering Min to leave.
Renna confronts the group in Egwene's room, is shocked to see Egwene free, is attacked by Egwene, and is left collapsed and terrified on the floor after being collared by her victim.