The Fourth Doctor's psychological unraveling amid TARDIS navigation failures and Sontaran pursuit

The Doctor confidently leads his companions through the TARDIS’s identical storerooms, naming their path with unwavering certainty before stopping abruptly in what appears to be the same location. His boast …

The Doctor’s confidence cracks as contradictions in the TARDIS’s layout force him to confront inconsistencies in his own mastery of the ship. Leela exposes their repeated passage through the service …

The Doctor realizes his position in the swimming pool area is untenable while the Sontarans tighten their grip on the TARDIS. With no chance to reclaim the Great Key or …