C2474 I Gave It My All!

Are we to check the memories?

Such a spell is known to all present, yet it's typically reserved for outsiders. The reason is its severe side effects, the most notable being irreversible brain damage, which not even the Time Arts can mend.

For an outsider, their fate is of little concern to these practitioners, who would employ the spell without a second thought. But this is Dong Ying