Armin keeps being close to him, like he wants you to stay with him, he feels jealous when he sees you close to floch.

"I hope our daughter will be fine with Historia." He muttered softly while fixing his maneuvering machine.

His eyes never leave you, your body, your eyes, whatever you do he will be by your side, even if you move away, he will pull you back even if he has to force it.