Remembrance of Radahn, consort of Miquella, hewn into the Scadutree.
The power of its namesake can be unlocked by the Finger Reader.
Alternatively, it can be used to gain a great bounty of runes.
In their childhood, Miquella saw in Radahn a lord. His strength, and his kindness, that stood in stark contrast with their afflicted selves.
And so Miquella made his heartfelt wish. That Radahn would one day be his king consort.