Wellber no Monogatari: Sisters of Wellber

However, Rita stabbed her groom to be and ran away. Infuriated, Sangatras` King Ranbahnhof threatens to wage war unless Rita is captured and publicly executed within 14 days. In order to avoid the worst case scenario, Rita decides to head for the neutral country of Greedom. Meanwhile, the woman thief Tina sneaks into Castle Wellber, seeking its treasures, when she happens to witness the stabbing of Guernia by Rita. Whether it be by coincidence or necessity, Tina receives information that the "Wasp Man" she was after is in Greedom, her sworn enemy who took the life of her parents. Tina agrees to become Rita`s bodyguard as they head out to Greedom. Shouldering their fate and destiny, the two meet, leave, and set out on their journey. What awaits them is war or peace, vengeance or death... (Source: AniDB)