Seiichi and Saria train under Artoria to become adventurers. During their training the three of them are teleported into a dungeon by a demon’s trap.

The dungeon they find themselves in the stronghold of the Black Dragon God, the strongest member of the Demon Lord’s Army. Artoria gets separated from Seiichi and Saria in the dungeon and the giant Black Dragon God appears before her. Then that overwhelming threat attacks! Can Seiichi and Saria save her in time?!
It's an item you use when you 
get separated from your party.
إنّها مادة تستعملها عندما
تنفصل عن مجموعتك
Se usa cuando te separas de tu grupo.
Se usa cuando te separas de tu grupo.
On l’utilise
si on est séparé de ses équipiers.
È un oggetto che viene usato
quando ci si separa dal proprio gruppo.
É um item que você usa
quando se separa de seu grupo.
Им пользуются, когда 
разделяются с командой.