Kotta Ruske, aide to Fedok Wockam of the Melkian Information Ministry, manages operations within the Intelligence Department’s Kuzsuk facility. Tasked with interrogating Colonel Yoran Pailsen after the colonel’s court-martial breakdown, Ruske enforces strategic military protocols, such as orchestrating the Gilgamesh Confederation’s evacuation from Galeade following Chirico Cuvie’s squad mission. This operation triggered devastating collateral damage, including a polymer ringer liquid tank farm explosion.

Ruske’s role extends to experimental initiatives targeting soldiers with exceptional survival rates, executing Wockam’s orders with clinical precision. He authorizes mission cancellations and personnel eliminations when compromises arise, operating discreetly to adjust tactics and logistics amid the Gilgamesh-Balarant conflict. His documented engagements focus solely on operational directives, confined to the OVA series and its film adaptation, with no elaboration on personal history or motives beyond his institutional function.