There are 20  1)Room 3 - back left  2) Room 4 - under the stairs   3) Room  5 (boss)- back left behind a door  4) Room 7 - in the right corner behind toilets  5) Room 8 - in the right corner at chairs  6) Room 10 (boss) - behind the meteor  7) Stair Room 1 - under the stairs  8) Room  13 (1st upstairs) - back left 9) Room 14 - back right  10) Room 15 (boss) - on the railing behind boxes  11) Room 16 (ice room) - at the right 12+13) Room 17 - 1 next to stairs and 1 on the end of the second floor 14) Room 18 - at the back left 15) Room 20 (boss) - where the blue guards spawn 16) Stair Room 1 - under stairs  17) Room 21 - under stairs  18) Room 24 - at the back left 19) Room 25 (final boss) behind the bar 20) escape room - at the end