Adventure Title
Skull/Bone of (the) Tribe/People/Folk

Alternate title
God(choose a diety) of the Forest

Opening Scene
A ruined keep that is Frozen where they encounter Nobility that is/are Looking for new slaves

Plot hook and draw
A wizened scholar that is/has Sent a warning

Plot Concept
A secret coup that is motivated by Being manipulated by someone or something

Primary Antagonist
A villainous noble who/that is Conspiratorial

Plot fulfillment and location
Unwilling sacrificial victims from The Island of the Black Ones