Quiet (Japanese: クワイエット, Hepburn: Kuwaietto) is a fictional character from Konami's Metal Gear series. Created by Hideo Kojima, designed by Yoji Shinkawa, and based on and voiced by Stefanie Joosten, Quiet appears in the 2015 action-adventure stealth game, Metal Gear Solid V: The Phantom Pain as one of the game bosses opposing the protagonist Venom Snake, but can also become an ally who can go on missions with him. The character is a skilled assassin and sniper with superhuman abilities belonging to the covert strike force XOF, a rogue division of the American intelligence agency Cipher. Depending on the player's actions, she can be captured by Venom Snake and eventually used as a member of his Diamond Dogs mercenary group.