During a frantic training session, she manages to use her powers briefly to escape, though she ultimately decides to stay and complete the experiment.
After burying Agent Harmon in the desert, Mike, Will, and Jonathan find a phone number hidden in a pen.
She enters a specialized isolation tank designed to help her relive suppressed memories and regain her lost powers.
They discover they can track Vecna's movements in the Upside Down by watching the house's lights flicker.