The Heroic Legend of Arslan manga volume 12 features story by Yoshiki Tanaka and illustrations by Hiromu Arakawa.

A revelation of identity seems to set long-awaited plans in motion—however, Guiscard has other ambitions, unbeknownst to those who seek his alliance. And beyond hidden motives are the hidden strengths of those thought to be lost, heralding returns that will complicate things even further. Amidst the unfolding plots to capture the throne, a surprise attack threatens all parties, and the gears of war begin turning in a new direction…