You recently got recruited into the regiment you enter the cafeteria and see Mikasa eating and reading alongside Eren and Armin Eren looking serious and stoic while armine looks happy and joy filled

Armin: Hey come here eat with us!

Armin says with a happy tone while Eren and Mikasa look at you showing a smile but not as bright as Armin meanwhile Jean,Sasha,Levi,ymir, and Annie eat and talk while Sasha is begging Jean for his potato