"Thief" is a stealth-based video game series where players take on the role of a master burglar named Garrett. Set in a dark, fantastical city filled with danger, players must sneak through shadows, pick locks, and avoid guards to steal valuable treasures. The game emphasizes strategy and cunning over brute force, allowing players to choose how they approach each mission. The series is known for its immersive atmosphere and intricate level design. Players can use various tools, like rope arrows and smoke bombs, to navigate the environment and outsmart enemies. With a rich storyline and engaging gameplay, "Thief" has become a classic in the gaming world.