Kill Switch by Penelope Douglas

I laid there, listening to the silence, knowing we were
underground but surprised I couldn’t hear much. No footfalls
above. No plumbing. It was a pretty solid little fortress down
here. I’d never been before they renovated it, but that shower
was impressive.
The catacombs.
Damon had said something about hiding something down
here, didn’t he? In a shallow pool? Or a well?
I wondered if the room he described was still here.
Leaving them asleep, I quietly climbed out of the bed and
found my way to the bedroom door.
Where did he say to go?
Something about the bottom of the stairs.
I walked out of the room, knowing the shower was across
the hall, and we had come from my right. I didn’t think we’d
passed any stairs, so I veered left and walked, hearing music
playing, so I followed the sound as I trailed down the wall.
You turn left at the bottom of the stairs, he’d said, and keep
going.
After what seemed like minutes and minutes, my heart
racing a little more every step I took away from Damon, the
music was loud now, and I held out my hand, feeling an
entrance to a stone staircase. I put my foot on the first step,
making sure. This must’ve been the stairwell leading up into
the cathedral part of the house.
With my back to the stairs, I turned left, trailing down the
hallway, the floor turning from marble to stone and dirt, and
the walls less polished and grainier under my fingers. When I
felt the draft, I turned right and held out my right hand,
brushing the wall and counting the doorways.
Damn, this underground level was big. I wondered what I
missed down here in high school, but then again, I was
probably happier not knowing.
Reaching the fourth doorway, I stopped and immediately
heard the trickle of water he’d told me about. Fear crept in,