The thing that jumped onto No. 2 Division's escape vessel was a strange terraformar with strangely developed legs. It then takes the controls and tries to fly off with the escape vessel while everyone is still aboard. Yaeko and the others prepare for the worst as they're trying to figure out why it knows how to fly the vessel.
Once suffocation reaches stage 
4, recovery is unlikely...
Ist das vierte Stadium
des Erstickens erreicht,
Cuando la asfixia alcanza la cuarta etapa, 
la recuperación se vuelve improbable...
Cuando la asfixia alcanza la cuarta etapa, 
la recuperación se vuelve improbable...
Si l’asphyxie entre
dans sa 4e étape,
Uma vez que o sufocamento chegue 
à 4ª fase, a recuperação é improvável