Adric and Nyssa's collaborative struggle against the collapsing Source's temporal energies, requiring morally perilous decisions that risk destroying Traken's temporal foundation

Adric and Nyssa confront the impossible choice facing them inside the TARDIS. Adric reveals the Doctor’s plan to destabilize the Source Manipulator as the only way to stop Melkur, acknowledging …

Nyssa and Adric exploit their entry to the Vault, moving with urgency to disrupt Melkur’s hold on the Source before it fully manifests. Nyssa quickly accesses the prime circuit bank …

The Doctor and Adric race to counter Melkur’s corruption as the Source’s energy spirals out of control. Adric, despite nearly being blown away by the volatile force, inputs the critical …