In reading order
Romancing the Gravestone
Gena Showalter, Jill Monroe
No Gravestone Left Unturned
Gena Showalter, Jill Monroe
Game of Gravestones
Gena Showalter, Jill Monroe
Twelve Graves of Christmas
Gena Showalter, Jill Monroe
Falling For the Gravekeeper: Conrad's Story
Gena Showalter, Jill Monroe
Grave Wars
Gena Showalter, Jill Monroe
Grave New World
Gena Showalter, Jill Monroe