I can relate .lol
No hole's anywhere's water pipe's is there a laundry hamper? towels on a shelf ? check the tank on the toilet(inside)lol is there a grate on the sink drain and the bath tub drain?
Its amazeing but they can fit in some pretty small hole,s
My cal king got out my stuffing her self through a 1/4" crack between the glass door and wall of her vivarium .(damn escape artists). And shes as big around as a quarter.
Hope this gives you some ideas where to look.
Have a good one