On Air Now
12 November 2014, 13:56
A woman who walked in on the murder of a Blackwood woman has been telling Heart she'll never get over it.
Initial tests show 22 year old Cerys Yemm died from head injuries at the Sirhowy Arms Hotel in Argoed.
Gwent Police are looking into whether she died in an act of cannabilism.
34 year old Matthew Williams died after being tasered by police.
Mandy Miles - who runs the hostel - has been speaking to Heart.
Please be aware the following interview contains details you may find disturbing.