She was one of the Adventurers from Principality of Myard who clashed with Walm's squad when Highserk attacked Myard a few chapters ago . Her hatred for Highserk was so much that she played into the plans of Hugo Evans who was ready to sacrifice Myard in order to destroy Highserk . Even tho the Leader of Myard i.e the Princess Strongly opposed because it would kill their citizens. Leethia herself burned down the monster forests which caused large monster outbreak and awakened the Dragon which caused extinction of Kingdom of Ferrius and nearly wiped out Myard and Highserk .Even her own Adventurer members died because of her actions although she doesn't know it yet cuz they were in different locations ,But that bich still tried to justify her actions even though she herself is devasted when she saw the death toll.
@Rey Yes the novel is available in english and we are in chapter 42 . https://kinokura.wordpress.com/nigoru-hitomi-de-nani-wo-negau/ Here the link to the novel
