Proper Japanese Title: 欲しいと願うアイテムこそなかなか手に入らない (Hoshī to negau aitemu koso nakanaka te ni hairanai)
The party enters a vast dungeon filled with powerful enemies, and their HP and MP are at their limits. Just as they're hoping to find a healing item, they find a treasure chest. But all the ones they've found so far have been trapped. What trap does this chest have?