Events are being changed thusly dropping Sagara’s usefulness.  Nobunaga sends him 

to Kyoto to prepare for her arrival where he meets every man’s dream.
So the reason Nobuna told 
us to go investigate was...
Deswegen sollen wir uns für
 Nobuna also erst umhören...
Así que la razón por la que Nobuna 
nos dijo que investigáramos...
Así que la razón por la que Nobuna 
nos dijo que investigáramos...
La raison pour laquelle
 Nobuna voulait que nous venions…
Então a razão pela qual Nobuna nos mandou investigar...