The full truth about the Iga ninjas' involvement in the shogun assassination plot comes to light, as well as a surprising aspect of the shogun and Oniwaban's past.
If this had come to light, the entire 
clan would've been beheaded.
كانت رؤوس العشيرة بأكملها لتُقطَع لو أُعلِن عن ذلك
Si se descubriese,
 decapitarían a toda su familia.
Se isso viesse à tona, 
todo o clã seria decapitado.