86 (eighty-six) English version (Light Novel) Vol.6

WE ARE NOT THE SAME.
Live to fight. Die with honor. That was all the Eighty-Six knew, and they were proud. However, seeing themselves reflected in the Sirins-slaughtered by the thousands, with nothing to show for it-a crack has formed in their ironclad resolve. Shin’s mind festers with doubt. At the same time, Lena’s heart tears at the seams as she struggles to understand him. Will the two find common ground over the course of the United Kingdom operation? Or will they only drift further apart…?