The Chronicles Pack DLC is the last Metro DLC pack said to 'include new, original single player gameplay that expands on Metro: Last Light's universe and story'. The player will play three levels as Khan, Pavel, and Anna, in their respective chapters. The pack is included in the Season Pass and was released through Xbox Live and Playstation Network on October 15th, 2013 and Steam on October 16th, 2013. The developer blog for this DLC is here.
The Chronicles Pack DLC was well received by fans. It's regarded as the best DLC pack of Metro: Last Light, mainly because the player is able to play as multiple characters such as Anna, Khan, and Pavel.