I tried explaining the difference and he just ignored me.

[Armin's expression grows even darker.] He's also claimed that literally his only other option was ripping Eren's heart out. So why it's Eren and not Malik we're worried about, I couldn't say.

...Mikasa's with Eren. It... I wouldn't be any help calming him down. Not like this, not while he can hear me fighting with Malik on the network.