Tina Sprout

Tina is a product of Ayn Rand's mechanized soldiers and formerly her Model Owl Initiator. She was ranked 98th, of all Initiators .

Tina was ordered to assassinate Seitenshi by Ayn but was instead foiled by Enju's interference and eventually defeated by Rentarou. Seitenshi gave her special treatment and only ordered to keep her under observation, and was hired by Tendou Civil Security when she was released. She later on forms a pair with Kisara.
(Source: Wikipedia)