This is a newer version of the Heroic Adventure and it is designed to be easier and faster to complete. They added a 3 hour lock out to the task.
This mission starts in Demiplane of Life with Kerath Punox
The keyword to request the mission is private then job then still interested.
The tasks locks on request.
The only unclear step is the first one. Where to go?
This task takes place in Plane of Health. Click the crystal at zone in to get into the instance.
There is a few variations of this mission
Kill the 5 mobs at the zone in
Step 2 is harder to find
Kill the mobs and beat down the chests.
They are just up that ramp there.
Kill them then you get to open the chest which is at zone in.