Macross Frontier - Season 1 Episode 24 Last Frontier
Overview: 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.