Who are you December? ??? (Prey (2017))

Did everything exactly as described online.
Spoliator you activate the quest in the story. At some point, you will be contacted by "December" and say that you left him a message – you need to leave the "Talos-1". This is one of the alternative endings, after which the normal loading from the last checkpoint.

Go to the Department of nyromodal and interact with "December". In the briefing room in front of the apartment Morgan Yu (in early game) on the Cabinet on the left is a briefcase. Search for him to ensure that the key card is not there (if not done earlier). Go again to the meeting place with the "Dec" and see that "Jan" has destroyed it (if you searched the suitcase earlier, it will occur immediately upon return to the Department of nyromodal). Search the remains of the operator's "December" and notes learn the code from the safe in the office of Alex Yu.

When you get on location, "arboretum", follow the same path, which is described in the capture of the quest, "Golden gun". Hence, find the point at which it is possible to rise above, to the office of Alex Yu of Course, you can hack gravelight, but you need a 4 skill level.

Move the box upstairs (the ability to "Rise II") and open the protective roof, to the wall to find the safe. Entering the code, take transcriptor Alex Yu and the key card away Alex Yu.

Once in the crew quarters, activating the Elevator and upstairs to the apartment of Directors, go to the apartment of Alex and under the globe on the bedside Cabinet, find the key card needed for the quest.

Now go back to the arboretum and go into the office of Alex Yu Here is the terminal – if it crack, you will extend the bridge. The terminal requires "Hacking-IV". Later, Alex will still give you a code. Go into the capsule (to her, if to Excel, you can fly without the bridge) and start evacuation. You see one of the endings. Near the capsule lies the charm bracelet tracker Alex Yu Launch capsule video screen and a male voice says - we couldn't Do it, it's not. What female voice says the first. And the game offers to load the last save. Download, the quest remains hanging.

Spoilerthe way it should be, or where I did something wrong during the completion of this quest?