Teleport from Rune town to Forest of the Dead. As you look at Hatuba NPC turn right and the first left down the road, then right after the big tree and keep straight on the road until you see some old houses so you will turn right to go inside the village because the Raid Boss will spawn in the middle, near the round fountain.
If you want to see the Eilhalder von Hellmann Raid Boss tutorial check out this video:
Lineage II Ertheia Official Server
