Special MissionOperation CubeAfter the disappearance of AR-15, the 404 Squad took a mission to destroy a SF disruptor, after a hard battle, they successfully defeated the boss, Ouroboros, and retrieved a large amount of important information.The 404 member in charge of the mission, HK416, was saved from behind enemy lines by UMP9. Under the orders of UMP45, she went to regroup with G11 who was scouting for information, but both were then ambushed by Ouroboros. (Chapter 5.5-1)
The squad regrouped to defeat Hunter, but was unable to acquire information about the disruptor due to Ouroboros's interception. (Chapter 5.5-2)
With the help of a local scout, the squad acquired the location of the disruptor but fell into Ouroboros's trap, where they would be blown up. (Chapter 5.5-3)
However, UMP45 struck a deal with Executioner and they evaded death by returning the disruptor and the captured Hunter to her, and with the help of other Griffin T-Dolls, defeated Ouroboros, acquiring information about [Umbrella] and retreating with no losses. (Chapter 5.5-4)