The video above is the Call of Duty Black Ops 3 Hypocenter Walkthrough and shows how to complete the Hypocenter story mission featured in Call of Duty: Black Ops 3.
The video walkthrough covers the following mission objectives:
Go to the Facility Entrance.
Defeat the A.S.P.
Search the Coalescence Facility for the Signal Beacon.
Descend into the Core.
Eliminate All Hostiles.
Go to the Signal Source.
Disconnect Diaz from the Server System.
Get to the Surface.