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"The Infectious Madness of Doctor Dekker is a horror themed murder mystery FMV game where you play as a therapist questioning patients. The game features the simplest of interfaces, over 1600 HD video responses, six main characters, and a randomly chosen murderer at the start of the game (which determines your story path)."
Linux · May 19, 2017
Worldwide · Exact date · IGDB
Mac · May 19, 2017
Worldwide · Exact date · IGDB
PC (Microsoft Windows) · May 19, 2017
Worldwide · Exact date · IGDB
PlayStation 4 · Jun 5, 2018
Worldwide · Exact date · IGDB
Nintendo Switch · Jun 5, 2018
North america · Exact date · IGDB
Xbox One · Jun 5, 2018
North america · Exact date · IGDB
Catalog sources
35 achievements available.

One hundred questions asked!
LockedSteam

You made Nathan sing a song.
LockedSteam

Five hundred questions asked!
LockedSteam

One thousand responses revealed!
LockedSteam

Two hundred and fifty questions asked!
LockedSteam

Eight hours played
LockedSteam

Three thousand questions asked!
LockedSteam

Twenty five hours played
LockedSteam

Solved in six
LockedSteam

Solved in five
LockedSteam

Zero hints, and you absolutely didn't cheat at all.
LockedSteam

It's a bit hinty in here.
LockedSteam

One hundred responses revealed!
LockedSteam

Solved in four
LockedSteam

Excellent hint usage.
LockedSteam

One thousand questions asked!
LockedSteam

Ten responses revealed!
LockedSteam

Twenty hours played
LockedSteam

Solved in one
LockedSteam

Fifty insanity points reached
LockedSteam

Two hours played
LockedSteam

Four hours played
LockedSteam

Five hundred responses revealed!
LockedSteam

Two hundred and fifty responses revealed!
LockedSteam

Solved in two
LockedSteam

Three hundred insanity points reached
LockedSteam

Two hundred and fifty insanity points reached
LockedSteam

Two hundred insanity points reached
LockedSteam

Seven hundred and fifty responses revealed!
LockedSteam

Two thousand questions asked!
LockedSteam

Solved in three
LockedSteam

Three hundred and fifty insanity points reached
LockedSteam

Twenty questions - well done!
LockedSteam

Sixteen hours played
LockedSteam

Four hundred insanity points reached
LockedSteam
Community notes

Main game