Watch You Burn (North East Police #4)

Someone is getting into Fire Investigator, Edina Blaze's home and leaving deadly messages, but when a young man is found burned alive, she has to put her personal issues aside and get to work.
Edina soon realises her sister, Heather, is involved somehow. But is she the one targeting young college kids?
Crime Scene Manager, Kevin Lang, has been working in forensics for years - but even he is shocked when a young girl is found dead. Will he be able to work alongside Edina to find out who is responsible for these heinous crimes, even with their history? Or will it all be too much.
Who is setting the deadly fires, and terrorising Darlington occupants?
Why are they doing it? And will be they be caught?
DI Alistair McKay must work quickly to find the killer, or there's a good chance they'll all end up going down in flames.