Gustave has taken it upon himself to observe Marion and Sanglain following the death of the Princess and DT.   But KT thinks Gustave is in the city of Marquesas for other reasons. 
and we couldn't protect 
the life of our leader
y no pudimos proteger la vida de nuestra ama
y no pudimos proteger la vida de nuestra señora,
e não conseguimos proteger
a vida de nossa mestre