Worms in the deeps (Extremely Byzantine 5-Room Dungeon Jam)

Slothyyyyyyy hosts the Extremely Byzantine 5-Room Dungeon Jam and this is my ashcan entry. I am using an 'out-take' from the d24 woodworm dungeons set. https://itch.io/jam/byzantine-5-room-dungeons. This is the lair of hiver-bugs - a parasite/predator of insectfolk (see Deep Time Monster Groups and Culture of the insectfolk - Beetlescale) - gnawed deep into the roots of mountains. Trapped within for a very long time, chaos on the surface has finally unmanned the watch-posts and seen the seals broken. These things are the vampire analogs from a time when everything had exoskeletons and their crushing jaws are their adaption. They are tough, swift and dangerous in melee with pheremonic 'charm' equivalent, and a penchant for whole innards, not just blood. They believe themselves the last 'real' people left alive amidst these disgusting, swarming mammals. Below is a typical lair of theirs, chewed from the bowels of the earth over aeons. 1. Chasm of Echos - screams and cries of historical…