Altair Vol. 15: A Record of Battles (Kodansha, 2020)

The land of Cielo is now Torqye's first satellite territory! Following the Imperial fleet's defeat in L'isolani at the hands of Venedik commander Lucio, Mahmut's victory in Cielo once again sets the gears of history in motion. With Balt-Rhein left licking its wounds, Zaganos advances his forces in hopes of injecting his ""poison"" into Imperial lands! His next stop: the Empier vassal of Printemps, where he hopes to knock Balt-Rhein's legs out from under them!