Lupin, Arsène

Arsène Lupin is a master thief who proudly calls himself the "Gentleman Thief." He confidently claims that there is nothing in the world he cannot steal. Intrigued by Isaac Beckford's mysterious project, he kidnaps Isaac's daughter, who was about to be taken by the British army. Lupin invites Cardia to work with him and his team to stop Isaac's plan and remove the poison from Cardia's body. As time goes by, Lupin slowly develops feelings for Cardia.

[Spoiler] In the past, his mentor, who was also his teacher, was a spy involved in the Code:Realize project. When his teacher died, Lupin discovered the truth behind Code:Realize, which led him to investigate the project further, leading him to discover secrets about Isaac and his daughter, Cardia. [/Spoiler]

[Spoiler] In the TV series, Lupin and his entire team successfully stop the Code:Realize project and remove the Horologium from Cardia's body. At the end of the series, Lupin confesses his feelings to Cardia, and they marry in the final episode. [/Spoiler]