Lilith Asami (浅見 リリス)
Three sizes: B89-W55-H89 Lilith is a teacher at the Magic Academy, Lillith possess the ability to manipulate magical energy into her "Thema," a sort of basic will that she uses to create an effect. She is the one who introduced Arata to the magic world, she becomes one of his earliest allies and friends, watching and supporting him since meeting him.
Animeography
Trinity Seven
Trinity Seven: Nanatsu no Taizai to Nana Madoushi
Trinity Seven Movie 1: Eternity Library to Alchemic Girl
Trinity Seven Movie 2: Heavens Library to Crimson Lord