How to Increase Damage
Before we start, you must obtain the Aesop's Tome in the Heirloom to read the memory of Lamech.
Where to Find the Memory of Lamech
You need to find this room.
And cast some spell in this area of the left wall.
Next, you need to go through the door behind the wall.
Then you go upstairs and enter the door.
And you have found the Memory of Lamech.