It seems you're referring to (which originally aired in 2018–2019, not 2021) and looking for an interesting feature of a "complete pack" release (likely a DVD/Blu-ray set or a digital bundle).
Region. 1: August 27, 2019. 2: April 5, 2021 (United Kingdom)
💡 Most physical sets of The Rookie are released on DVD; Blu-ray versions are often third-party "on-demand" prints or international imports.
Released as a comprehensive DVD and digital bundle in 2021, this pack captures the magic of the 2018-2019 debut season, offering viewers 20 gripping episodes, exclusive behind-the-scenes content, and the crystal-clear quality that streaming services often compress. But why, years after its initial airing, should you still hunt down this specific 2021 complete pack? Let’s break down the season, the packaging, and the lasting appeal.
Throughout the 20 episodes, the story balances gritty police work with the personal struggles of three rookies at the Mid-Wilshire division: The Struggle for Respect
