Some secrets are worth killing for.

Jo Finnegan is leaving work one evening when she's attacked and threatened by a criminal gang who want information from her – information she doesn't have.

After a desperate struggle Jo escapes.

When she gets home, Jo finds her sister dead in her front room. Jo's wife has gone missing. While Jo is still in shock from what she's seen, the police arrive and arrest her. Jo realises she's been framed for her sister's murder, but that's only the beginning of her nightmare . . .