Siege of Fort Bismarck
Hakurei, who appears in front of the two in the dungeon, sentenced them to death. However, on the way to the execution site, Hakurei escapes with them. On the other hand, one month has passed since the start of the capture of Qingdao had planned out, and as the German Far East Unit approached to the bay, there were many opinions that the fleet should also start a total attack without relying on aircraft. Admiral Kato realizes that the plane was premature and decides to demote the Wakamiya to a carrier and make a total attack. Meanwhile, only Maki returned to the Wakamiya. Osugi devise a strategy to take off the remaining one plane without a bomb, replenish fuel and explosives after landing on the shore, and then bomb the ammunition depot at Bismarck Fortress. Osugi commands the task team and lands, deceiving the eyes of the German soldiers and heading for the supply depot. However, at that time, the Wakamiya was sunk by a naval mine .The seaplane floating on the sea took off for the ammunition depot bombing with the encouragement of the drifting Wakamiya crew.