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. 
DT and Ecarlate died a little too easily.
DT y Ecarlate murieron muy fácilmente.
DT y Ecarlate fueron muy fáciles de matar.
DT e Ecarlate morreram fácil demais.