History Books
Killing monsters in hunt mode you can drop books randomly
To understand what that is go to your backpack and click on "collections" tab, and then on "essays and stories"
You find that in your backpack but you need to unactive "accessibility" to see all collection of books
Those books have lifespan:
Essays
30 days
Sagas
60 days
Histories
90 days
How does it work?
When you have 1 book of each in the same color you can make the next color from your backpack, by a click on "equip". So you receive a saga or a history book by random.
When you have 1 book of each in blue color you can make a purple book by random in Fay-Go into the old Library. With this purple book you can receive an effect
Here the effects of each research book:
Magmar Research
Human Research
Effect
Eclipse Thicket
Daylight Square
Executioner’s Blessing given for 1 hour, increasing Executioner profession level by 30. The effect is obtained even in the absence of Executioner profession.
Number of uses: 3
Eldive Outpost
Exile fortress
Provides invulnerability blessing for 2 hours, with an identical effect to the Invulnerability Potion. The same restrictions apply as with the use of the potion.
Number of uses: 4
Gorge of Gondi
Domaine of Winds
Provides a blessing for 1 hour that will increase character durability. Blessing depends on the character level:
Number of uses: 10
If you are a book short of a full collection you can exchange with other players. You can only exchange folios of one series: an essay for an essay, a saga for a saga, a history for a history. Books from the Research series cannot be transferred or exchanged.
In addition, blow absorption scrolls will appear in the character’s backpack when using the book. Scroll value depends on the character level: