Gasp? You're not using the "Good" soundtrack for TEW? Which is made to work "out of the box" for D2X-XL too?But no, it's not either of those missions. One of her oldest ones, from before Lost Levels.
Level 20: Fort Davis Death Rave
Level 20: Fort Dravis Death Rave
Maybe I'm just weird, but I like most of the descent music too much on its own to mess with it.