The Unknown

Are you natural-born investigators?

4Brain Games is a German publisher of the true crime game series The Unknown, based in Dortmund.

Your crime game for real investigators! Our experts have gathered all the evidence for your first real case. Solve the files and prove yourself as a true investigator.

Immerse yourself in a world of puzzles and mysteries! We offer exciting detective stories and tricky murder cases that will thrill you. For cozy evenings or as a special gift—here is the perfect game for you. Quality and fun guaranteed. Solve the puzzle, expose the culprit, and become a master detective! Your adventure awaits. Discover our selection now and start your crime adventure with the cases already published:

# 1 – Der Millionenplan
# 2 – Blutrote See
# 3 – Mörderische Auszeit

Work together with your friends to solve the exciting and challenging puzzles so that the case can be solved quickly.