|ES Ability||Unknown name|
The current Bureau Chief of the GTO (her name is French for "winter"). Hiver is the reincarnation of Pfeilspitze (Mercredi). She has shown the ability to travel through a dimensional door, which explains how she always seems to appear out of nowhere. Hiver has shown that she is in some kind of relationship with Sommer, her secretary. As shown in episode 6, they were doing something special in Hiver's office, but Hiver denies it.
Hiver has light green hair and green eyes. She also always wears purple lipstick and has glasses.