Murder on Mount Mortimer

From BoardGameGeek:

BEST COLD CASE FILE GAME - An almighty snow storm has hit the Science Research Station, high up Mount Mortimer. 9 staff members were trapped there until the storm calmed. Tensions were growing, fights were breaking out, and on December 3rd, 2022... Dr Achenbach was found dead with a fatal stab wound to the neck. Play detective to crack this gripping murder mystery game, and bring the criminal to justice. PHYSICAL EVIDENCE - Inside the case file, you'll find police reports, suspect photos, witness statements, newspaper articles, a coroners report, and more. SEARCH THROUGH A POLICE WEBMAIL - In addition to the physical evidence supplied inside of the case files, you'll need to access a police webmail to prove the prime suspects innocent or guilty - but it's not easy...you'll need to be a smart investigator to gain access to the online portal! A GREAT NIGHT IN - With approximately 3 hours of game play (depending on your skill level) and a difficulty rating of 4/5 this "whodunnit" style thriller will provide a fun night in for all who choose to participate. If you can't crack the case without a secret clue, hints and answers are available online. -description from the publisher