It definitely was there. Regardless of whether anyone else could hear it, the voice was definitely there.
Sometimes it was up close, whispering its entreaties in his ear. Other times it was a distant scream, but always the same voice, as well known to him as a lover's touch. He just wished he could understand what it said.
Dave concentrated hard, groping his way through the haze of memory towards an identity and comprehension.
His eyes started as recognition struck.
"I'll set you free, Mum. Don't worry." he murmured.
And with that, raised the hole cutting drill to his forehead