Night Rose: A Cape Breton Mystery (#4) by Renny DeGroot

Detective Gordie MacLean, the rough-around-the-edges, but lovable cop is back with a new murder to solve. A trip to a greenhouse plunges him right into a mystery that has several suspects, but no obvious solution. He and his partner, Roxanne Albright, will have to follow every single clue, no matter how minute, to catch this crafty killer. But he better not turn his back, because he could be the next victim.

All the regulars are back in this puzzling police procedure set against the beauty of Cape Breton. DeGroot has another winner on her hands.