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.
The Oda and Asai should 
form an alliance.
Die Oda und die Asai sollten
 sich miteinander verbünden.
Los Oda y Asai deberían formar una alianza.
Los Oda y los Asai deberían formar una alianza.
Les Oda et les Azai
 doivent former une alliance.
Os Oda e os Asai deviam formar uma aliança.