That's $4/minute. That's not unusually high. Flirt Spa's prices are the same. Pure/Perla/Platinum are cheaper if you do 40 minutes, but more expensive if you do 30 (150) or 60 (250).
As I wrote, I was out in 30 minutes, the session was done.
Thus my mileage was $6/minute...not good mileage.