Cardia has spent her life locked away in solitude, hidden from others due to a deadly poison that lies within her. But everything changes when she's suddenly abducted by the royal guards! Before she can despair, she's rescued and swept away by Arsène Lupin, a dashing and chivalrous thief. Together, they'll travel to London to find her father and answers about her mysterious condition.

[Source: Funimation]

One month after the Nautilus disaster, reconstruction in industrial London is progressing, and a celebration is about to be held at Buckingham Palace.

[Source: Crunchyroll]