Assassin Lesson ~Tsuioku no Youin Shoujo~

Girl kills her mother and just sits outside in despair. Main character is a British intelligence agent who offers her to become assassin agent in exchange for protection. Her training includes various techniques including sex ones. [From [url=https://vndbreview.blogspot.com/2019/07/vn-of-month-march-2004-remember11-age.html]vndbreview[/url]]