Oroniel suspects the growing corruption of the river Rhachló may come from the abandoned ruins of Caras Tilion.
'This river has been darkly enchanted for many lives of Men, at times more so and at other times less. But that corruption should now be waning - not growing stronger!
'Upstream from here, these waters course past the old ruins of Caras Tilion. The place once was an Elven-hold, but we have long shunned it. I fear we must dare to tread there now, no matter what old memories or new inhabitants there dwell.'
You should investigate Caras Tilion, which can be found in the mountains at the southern edge of Eryn Lasgalen.
Caras Tilion can be found in the mountains at the southern edge of Eryn Lasgalen.
You should investigate Caras Tilion and defeat any of the darkness within its crumbled walls.
Having explored and dealt with the shadows, you should reconvene with Oroniel in Caras Tilion.
You should go quickly to Oroniel, where she called out for aid in Caras Tilion.