The Secrets of Det-Sen

When the Doctor, Steven and Dodo arrive in the Himalayas, they have no idea that they are about to set off a chain of events that will haunt the Doctor throughout his many lives.

Joining a pilgrimage to the nearby Det-Sen monastery, the travellers discover everything isn’t as it seems. As the situation grows increasingly dire, they will have to uncover the secrets of Det-Sen before it’s too late.