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. 
that old guy has something 
to do with it for sure.
ese viejo tiene algo que 
ver con esto, sin dudas.
y se hombre tenía algo que ver con ello, no hay duda.
aquele velhote tem alguma coisa
a ver com isso, com certeza.