Barrier Tower

Submarine

sleep on the chairs to fully heal

entrance to barrier tower

first floor

basement

save room 1

trapped chest in the west, has blood sword

outside

interstitial room

outside again

this is the best room for reflect knights if you need a reflect ring...or four...

outside again...again

interstitial room

outside, left for treasure right for save room 2

gold hairpin chest, it's trapped

second save room

antenna on the roof

this room only exists in cutscenes