ReadyorNot レディーオアノット レディ・オア・ノット
Ready or Not is a tactical first-person shooter video game developed and published by Ireland-based VOID Interactive and released for Microsoft Windows. The player takes a role as a police tactical unit commander/personnel who participates in various operations against criminals and terrorists alike, as well as rescuing civilian hostages.
The game is well-known for having immersive realism, occasional horror-like atmosphere and violent combat simulation.