The cave is located near Tomra, so head back to the southern continent.
Once inside, examine the sealed door and choose “Luca’s Necklace” to open it.
Note:
Every door in this dungeon is actually a Trap Door monster.
Most rooms contain nothing, but you can fight the doors for EXP if you want.
Bestiary Checklist:
Boss: Demon Wall
This boss slowly advances toward your party — defeat it as fast as possible.
Recommended strategy:
- Rydia: Summon Leviathan
- Kain: Auto‑attack with the Avenger sword
- Rosa: Cast Haste on Kain, Cecil, Rydia, and Edge

Chests/Items:
- C-277: Kotetsu – B1, south room, left chest
- C-278: Ether – B1, south room, right chest
- C-279: Bestiary – B1, south chest
- C-280: Hi-Potion – B1, north room, left chest
- C-281: Ether – B1, north room, right chest
- C-282: Bestiary – B2, bottom-right
- C-283: Phoenix Down – B2, after the bridge
- C-284: Light Sword – B2, 2nd room
- C-285: Elixir – B2, 3rd room, left area, top chest
- C-286: Fuma Shuriken – B2, 3rd room, left area, bottom chest
- C-287: Light Curtain – B2, 3rd room, right area
- C-288: Kotetsu – B2, 6th room, left chest
- C-289: Black Cowl – B2, 6th room, right chest
- C-290: Ether – B2, southwest room
- C-291: Hi-Potion – B3, northwest room, top chest
- C-292: Phoenix Down – B3, northwest room, bottom chest
- C-293: Bell of Silence – B3, top-right chest
- C-294: Dry Ether – B3, southeast room, bottom-left chest
- C-295: X-Potion – B3, southeast room, top-right chest