There's Something Wrong with My Army, Navy and Air Force.

One day everyone traveled to an island This is an era of lords of hot weapons Everyone needs to build their own sea, land and air armies to occupy huge land and attack others Other people's army soldiers are all men. Ye Feng's army soldiers are gun girls. Other people's navy is an ordinary battleship, while Ye Feng has a sea fog fleet and a ship girl, and they can be upgraded. Other people's air forces finally have jet aircraft, but Ye Feng's air force is a girl driving an IS This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.