Check the listing for details. Dagger in the Heart ~ Hardback ~ RPG ~ OEJ. Condition: Used. Listed at 57.99 USD. Dagger in the Heart is the first full-length adventure for the award winning Heart: The City Beneath: a sandbox campaign that takes delvers into the deepest recesses of the Heart in search of their destiny. What’s In The Book? A complete narrative campaign for Heart: the City Beneath which guides your group from your first steps into the streets of Derelictus, to the deepest depths of the Heart itself. Three major antagonists and their accompanying factions that can be opposed, joined, or betrayed, as they each fight for control of the Delving Machine. New player character Beat sheets designed specifically for Dagger in the Heart, which chain a character’s fate to the Heart and the Delving Machine. Dozens of new creatures and NPCs to encounter, from eccentric Junk Mages to body-snatching insects, and worse.