"501st Squadron Take Off!" restarts in the skies of Europe!! The long-cherished wish (?) has finally come true and the 501st Squadron has been reunited. Just when you thought they would be lazing around again, battles begin in the skies of Europe! Miyafuji Yoshika is astonished by the performance of the true aces. However, Miyafuji is motivated to do her best in the 501st Squadron, but she has been sent to study abroad in Helvetia! What does the future hold for Yoshika, who is aiming to return to the 501st Squadron as soon as possible?