Masamune Kuji is the author of Hybrid x Heart.
Aine is none too pleased about lagging behind squad aces Yulicia and Hayuru, so she's got a plan that involves coming on to Kizuna. Meanwhile, a fleet of otherworlder battleships has appeared, prompting Aine to rush recklessly into battle. What will Kizuna decide to do after learning about her past?
Kizuna's next target is Hayuru Himekawa, chair of the Public Morals Committee. Straight-laced and embarrassed by shameful behavior, there's something in Hayuru's past she wants to erase!