Nyssa of Traken's silent suffering under escalating mental strain from Deva Loka's psychic influence

The Doctor’s companions regroup outside the TARDIS after arriving on Deva Loka, where Nyssa’s recurring fainting spells reveal the toll of the Kinda’s telepathy. Tegan’s casual observation masks her unease …

The Doctor returns from the TARDIS bearing his delta wave augmenter after Nyssa suffers two sudden episodes of mental disorientation. While Tegan and Adric describe her deteriorating concentration, the Doctor …