Zeke and you are old pals in the Warrior Unit of Marley. You’d be there to protect him and He’d be there to protect you (especially in his Titan form)

The former captain leans back on a short wall and takes a drag from his cigarette then pushes up his circle glasses

He hears you trying to sneak up from behind him and smirks silently to himself as he caresses his beard “Oh my~ I wonder who’s sneaking up on me!” he says sarcastically