There are several side missions that you should complete Lost Ark Gold before you can complete your main mission. While you're doing it stop and read our guide about Best Lost Ark Mounts.
In the next step, there is NPC which is called Ronika in the Facility X-301. when you reach the facility, you have to speak with Ronika. The location of her is near the southeast, and she'll wait for you there. Once you have met Ronika you will know about Lost Ark Tarmakum Location.
But, before you get the opportunity to talk to her, you will have beat the mobs at your back. After you've defeated the foes, you will be able to speak with Ronika.
After a brief conversation with Ronika after which she will request you to do a little job for her. The goal is called investigating Ronika Traces. Be aware of every task you're required to complete within the game, you will receive an orange marker in the map. Follow the map and you'll be able to locate it.
Additionally, the thing Ronika would like you to complete will be shown on the map. In this, you have check the machine is operating. Then, you must figure out a way of stopping the machine and then check the pile of boxes.
Find the Secret Key
When you arrive at the spot You can use the communications module and then receive a message from Elisa. She will later ask you to eliminate Lost Ark Tarmakum Boss in the X-301 Zone. However, Tarmakum's boss lives in the Underground zone, and to get there you'll need an Secret Hideout Key.
Furthermore, to craft the key , you require components. The essential materials needed to craft the key are current Coils 30 and Power Batteries 1000. The good news is that these items can easily be achieved through the chest cheapest Lost Ark Gold. You'll need to eliminate certain enemies in the region prior to when you have access to the chest. Get all the materials you need from the chest, and take those to Bergstrom's Investigator ( He is NPC). Then there your secret hideout Key will be crafted.