The key to...what?

So, vaguely inspired by the Fact of Fiction article in this month's Doctor Who Magazine, which covers The Androids of Tara, I thought, I quite fancy checking out the audiobook novelisation of the same, which doesn't use the existing Terrance Dicks novelisation but instead was a specially commissioned new adaptation by David Fisher.

But...when I typed "Androids of Tara" into the Amazon search, nothing could have quite prepared me for this turning up as the fourth item in the search:



I mean, seriously...WHAT??!