Vesh replies to Sneaky Pete, "I don't sorry, maybe the others do. If needed I can memorize Read Magic or Read Languages instead of Sleep next time we head back to the surface" .
It opens into a large room, roughly 50' north-south and wider than the 60' you can make out
The map would draw 10 feet north of the door and 30 feet south of the door. Along the north wall at the 40' section is an alcove that looks to hold some sort of statue. The first 20 feet of the north wall is draped by curtains, that look like they hide a room. On the south wall is a door at the first 10' section