Is Call of Misery too easy? Then you belong here!
The latest official update for S.T.A.L.K.E.R.: Last Day.
The full changelog can be viewed here.
To install Last Day, these archives need to be placed in a single directory in order:
The mod runs standalone, meaning no pre-existing installation of Call of Chernobyl or Call of Misery is required.
That's it. Good hunting, stalker!