The Brattain became trapped in a Tyken's Rift, and a telepathic distress call from an alien entity caused a critical disturbance in the brain chemistry of Zaheva and her crew, causing madness for the next month. It also rendered their engines inoperative. Zaheva watched as many of her crew attacked each other, and she along with them. She suspected her executive officer, Commander Brink, was plotting against her and sabotaged the engines. She recorded her fears in her captain's log entries.