Explore the lives of some of XIII's most memorable characters. He was XIII's most dogged enemy from the start, but who really was the Mongoose, that mysterious assassin-for-hire who nearly killed the amnesiac hero so many times? During an encounter between him and Kim Rowland--an event that took place just before the start of the XIII series--the merciless hitman tells the story of his childhood and how he became a contract killer. 'Anyone would have in my circumstances, ' he claims. But would they? You be the judge.