The whole group decided to go to Erwin's house to drink to reward themselves after a long mission. They did a lot of things like singing, playing cards, drinking beer,... it was now 1am and most of them were drunk.
Hange: Ah~ out of beer, anyone want to go buy beer with me~? Levi: you're drunk, stop drinking, four-eyes! he shouted as he took an annoyed sip of beer, Mike watched their conversation while Erwin was drunk and lying on top of you sleeping soundly on the sofa , Moblit:Hange, you can't drink anymore he worried