Sortiliena Serlut (ソルティリーナ・セルルト, Sorutirīna Seruruto?) is the mentor of Kirito during his first year in the «North Centoria Imperial Sword Mastery Academy», and the second-seat elite swordswoman at the Academy, where she is known as the Walking Tactics Manual (歩く戦術総覧, Aruku Senjutsu Souran?).
Sortiliena Serlut (ソルティリーナ・セルルト, Sorutirīna Seruruto?) is the mentor of Kirito during his first year in the «North Centoria Imperial Sword Mastery Academy», and the second-seat elite swordswoman at the Academy, where she is known as the Walking Tactics Manual (歩く戦術総覧, Aruku Senjutsu Souran?).