As you traverse the Mindflayer's ship at the start of Baldur's Gate 3, you'll come across a few companions, namely Us the Brain and Lae'zel the Githyanki. As you near the end of the act, you'll come across a cleric named Shadowheart who's trapped in one of the Mindflayer's pods. She can be recruited into your party if you find a way to free her, so here's how to rescue Shadowheart from the pod.
