If you shout into the microphone, you can run. MustScream, a cooperative horror game that can be played by up to 4 players, has released its Steam store page

If you shout into the microphone, you can run. MustScream, a cooperative horror game that can be played by up to 4 players, has released its Steam store page
 YonGame today released the Steam store page for its PC software MustScream. The game, which can be played by up to four players, is an online cooperative horror game that uses microphone input. The story is set in a suburban hospital that has suddenly closed due to a series of unexplained deaths. When the player shouts into the microphone, they can run in the game....

The linked article is in Japanese.