Lieselotte Sherlock is a fictional character from the anime series 'Trinity Seven'. She is a former demon lord candidate and a member of the Trinity Seven, an elite group of magical girls. Known for her intelligence and cunning, Lieselotte specializes in the Thema of 'Theft', which allows her to steal magic from others. Although she initially appears as an antagonist, her complex personality and evolving relationships with other characters reveal a more nuanced role within the series, offering both conflict and camaraderie.