500,000 years ago
Around a flickering fire sit Thag, Og and Clug, cavemen.
It's a clear night, the starts are out and there's a full moon casting a wan light over the landscape. Around them are the sounds of the savannah on which they eke out their existence. It's a daily struggle for existence. Recently, their companion, Morg, was eaten by a tiger.
The cavemen are feeling, for want of a better word, philosophical.
Thag: You know, Thag miss Morg
Og: We all same, Thag.
Thag: Make you wonder what it all about really, doesn't it?
Og: What Thag mean?
Thag: Well, it like, one minute...