An Expected Warship

Gen-Yee should have been assassinated by Garer, but he is still alive! He sallies forth with Kagan, his devoted follower on the ghost warship. Emperor Garer plans to attack T.J. on both sides with the remaining battleships of Five Tigers who fought under the command of Rogina. But, Gen-Yee appears and destroys all the ships of Five Tigers. T.J.'s strategist Sishin orders to concentrate all firing at Garer's flagship. Garer is forced to retreat after his ship has heavily damaged. Gen-Yee uses sorcery on Gaten, Garer's brother and revives him. What is he scheming?