Sheryl comes across Alto again in her quest to find her missing earing. She orders Alto to guide her around the Macross Frontier fleet. Elsewhere, Ozma and Ranka argue about her decision of becoming a singer.

In the on-going war against the Vajra, people lose their loved ones and their hatred grows. Refusing to be a singing tool and wanting to clear up other people's thoughts, Ranka is determined to take a major step.

The members of S.M.S Macross Quarter investigate the truth behind the destruction of the 117th Large Scale Research fleet in a Vajra attack and Ozma Lee finds the shadow of Grace O' Connor's ambition present in the incident where Ranka lost her family. Meanwhile, the NUNS military forces of Frontier prepare for a final decisive battle to protect the fleet from the Vajra.