In this doujinshi, Iowa and Yamato engage in an epic battle of wit and skills.
Which one can deep kiss better?
Which one can give better handjob? Blowjob? Rimjob? Boobjob? Buttjob?
Which one can hump better and make the Admiral cum more times?
The outcome will determine which one of these two top tier (ship) girls will emerge on top and claim the Admiral!