Romana and the Second Doctor clash professionally and methodologically over repair priorities and information control as the TARDIS systems degrade and temporal anomalies increase.

Romana identifies the TARDIS is in the Prion system near Tigella and mentions the long-dead civilization of Zolfa-Thura whose screens still linger. The Doctor recalls a past visit and his …

Romana nearly completes K9's repairs when his probe circuit inexplicably jams, only to resume normal function moments later and falsely proclaim success. The Doctor casually suggests a simple solution for …