Vanitas and Noé are in a bind until an invitation arrives. At their benefactor's, they find they must prove the "Book of Vanitas" can restore a vampire's true name. They try to secure the necessary proof, only to encounter someone else after the book.
In short, it's a matter of application.
باختصار، إنّها مسألة تطبيقيّة
En resumen, es cuestión de aplicación.
Tout dépend de son utilisation.
In pratica, dipende da come lo si usa.
Em resumo, é uma
questão de aplicação.
Всё зависит от того, как использовать.