Aria and Astra love each other but Aria won't show it in order to keep Astra safe.
Aria is a User Soldier.
Astra is a Weapon Soldier that can transform into any gun.
Weapon Soldiers can't fight without a User.
User Soldiers and Weapon Soldiers are treated differently.
Aegis and Excalibur are Powerful Legendary Weapons.
Aria will do anything to keep Astra safe.
Aria has an abnormal amount of magic power and if she uses too much she'll overload her Weapons and they could die.