Imperial Operation alcoholic

Operation alcoholic takes place in the ruins of an old imperial base and your job? Find out what happened with scattered clues.
The storyline: you get called upon by (event man) and are sent to an old imperial base to look around the area to find out what happened to o the imperial vaccine development base with an ISB reported missing and (up to 4) test subjects on the lose.
Event details: zombies, and if that's not good RP, moar zombies and the twist at the end is that after your work of fending the horses off and collecting the clues, a blackout drunk ISB finally sobers up and gets a nice view of the bruh for his reliance on a favoured drink.