And some sort of defense there was, or at least, that was what they'd told him he was doing when they'd left him here to continue on with some mission Alexander wasn't privy to. Alex was pretty sure they just didn't want a fourteen year old tagging along after them, even if said fourteen year old could whoop most of their butts in his sleep.
And to that end, Alex was training when the break in took place, a series of training dummies and his sword, and none of them any the wiser since anyone who knew the code wasn't supposed to be an enemy.