I think that was because it was not recognized as an "attack", and transfer student still have stamina and health like a normal person (maybe much stronger, but still have limit), and thus she drained them till they drop
Feel like for a trickster, even this "death" must be some sort of trick, and somehow down the line, he will be still alive and be the one who release Sieg when Brunhilde about to lose/die lol
Can someone tell me how the "lie detection" work? like, Remi must have not telling her true thought all the time in Angel presence, but he still have this impression she is an innocent angel?
I think the Crest order is a privilege of being the chief, whose only also a 13 Great and sometimes will need a power to overthrow that of even other 13 Great in order to move the DBP force