Protecting Her Pigg - The Pigg Detective Agency, #2

I'll huff and I'll puff and I'll burn your house down.. As chief arson investigator of a small town in Ohio, Lily O'Neill has always needed to be strong to survive in a man's world. Former military man, Lucas Pigg has kept his feelings buried for so long, he's unsure of how to react when flames spark between Lily and him. Arson and fire may bring them together, but their passion for one another could be more dangerous.
What will cause the most damage.the arsonist bent on revenge or their own stubborn ways?