As if we didn’t already know it, this taut thriller has proved how sensational Helen McCrory is and now, as it draws to close, she’s on top form as Emma is at her lowest ebb.

While the case appears to be over, ruthless Heather is so keen for Emma to give up investigating that she vows to drop a rock on her head if she doesn’t!

The plucky lawyer still won’t back down – and then a shocking new lead sees the last pieces of the jigsaw finally fall into place…