Mikasa and the rest of Levi's squad arrive just in time to save Eren and Historia from a transformed Rod. Mikasa and the rest of Levi's squad, with the exception of Armin and Hange, continue their pursuit of the First Interior Squad but are suddenly stopped by a bright flash and rest against some pillars.
Fuddy-duddy (or fuddy duddy or fuddy-dud) is a word used to refer to a person who is fussy while old-fashioned, traditionalist, conformist, or conservative, sometimes almost to the point of eccentricity or geekiness.
It is also used in the title of juvenile fiction novels including Kay Hoflander's The Chautauqua Kids and the Fuddy Duddy Daddy: A Tale of Pancakes & Baseball, Uncle Fuddy-Duddy Rabbit Tales by Roy Windham and Polly Rushton. and Uncle Fuddy-Duddy Learns to Fly!.