“Watch Dogs” is an action-adventure video game series developed and published by Ubisoft. The series is set in a fictionalized version of various cities, where players assume the role of skilled hackers seeking justice in a technologically advanced world.

The first game in the series, “Watch Dogs,” was released in 2014. It takes place in Chicago and follows the story of Aiden Pearce, a highly skilled hacker seeking revenge for a family tragedy. Players control Aiden as he navigates the open-world city, using his hacking skills to manipulate the city’s infrastructure, access information, and engage in combat and stealth missions. The game explores themes of privacy, surveillance, and the impact of technology on society.

“Watch Dogs 2,” released in 2016, shifts the setting to San Francisco and introduces a new protagonist, Marcus Holloway. Marcus is a young hacker who joins a group of like-minded individuals known as DedSec. The game focuses on Marcus and DedSec’s efforts to expose corruption and abuse of power by a surveillance system called ctOS 2.0. Players have access to a wider array of hacking tools and can participate in various activities, including hacking missions, stealth infiltration, and open-world exploration.

The most recent installment in the series is “Watch Dogs: Legion” (2020). This game takes place in a near-future London and offers a unique gameplay mechanic where players can recruit and play as any character they encounter in the open world. The story revolves around DedSec’s fight against an authoritarian regime and their efforts to liberate the city from oppression. The game also introduces new hacking abilities and a focus on teamwork and cooperation.

The “Watch Dogs” series is known for its open-world gameplay, which emphasizes player choice, hacking mechanics, and a blend of action, stealth, and exploration. The games often tackle themes of technology, surveillance, and societal issues, presenting players with a world where information is power, and hacking can be a means of resistance.

Please note that as my knowledge is based on information available up until September 2021, there may have been subsequent updates, releases, or developments related to the “Watch Dogs” series.