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Wracked with guilt for his past failures, Arno started upon a path of redemption and thus joined the Brotherhood, working to uncover the true instigators of the revolution, while also avenging his father and adoptive father in the process. Imprisoned at the Bastille, he met the Assassin Pierre Bellec, who told Arno of his Assassin heritage. In May of 1789, de la Serre was murdered in one of the courtyards at Versailles as part of a coup within the Parisian Rite, and Arno was framed for the murder. As a child, Arno was adopted by François de la Serre, the Grand Master of the Parisian Rite of the Templar Order, where he was raised alongside de la Serre's daughter, Élise. He the only known son of the Assassin Charles Dorian, who was killed by the Assassin-turned-Templar Shay Cormac.
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Arno Victor Dorian (1768 – unknown) was a French-Austrian member of the French Brotherhood of Assassins that was active during the time of the French Revolution.
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