Dangerous Flames — Stephanie Burgis

No killing until the wedding's over. No killing...It is such a simple, temporary rule - but Carmilla, the notorious Countess Cardenza, will still find it hard to follow when she's confronted by her most dangerous old flame at Mia and Leander's wedding. With appallingly respectable neighbors, shambling zombies, and old enemies on every side, will her reunion with Eliza de Mornay end with murder or kissing - or both?A novelette set after the events of Good Neighbors: The Full Collection.