A girl and a small dragon run around in the fantasy sky! "Diadra Empty" is a high field shooting game that runs around a vast field at high speed. High-speed battle in a wide field that distinguishes it from conventional shooting games, light wing attack charge wing integrated with attack and defense that cuts enemies while scratching enemy bullets, various strategies with high freedom of equipment selection and power up feature. Anyone can enjoy the exhilaration of the "Diadra Empty" with an auto-defender barrier that can eliminate damage and recover mistakes, and a full equipment system that can be started with the strongest equipment from the beginning. As a new element from the PC version, in addition to wide screen and high resolution support of the screen, in addition to improving operability, game balance, strengthening various weapons, it is an overwhelming enemy bullet as a new weapon only for the PS4 version Guard Lance and Valiant are added.