Eren knows his eyes are something special and he uses to be able to finagle anything from his parents before things got bad. He forgets about it until one day he realized that if he widens his eyes, makes them just this side of shiny and tilts his head just so, corporal Levi is putty in his hands. Erwin laughs when he figures it out, but jokes on him when Eren aims The Look at him and everything just blanks out.
you beautiful human
and then he finds out that his titan form can do the same puppydog look and he pulls it out mid battle and the titans stop attacking and just kinda stare at him for a second then walk away and then eren continues to use the new strategy to save humanity one puppydog look at a time.
send me your headcanons
fanfictions be like ”his eyes scanned the crowed and then locked with mine”