A cold, taciturn young woman with a vendetta against devils, "Lady" crosses paths with Dante as he took a job to take out Arkham, who is later revealed to be Lady's father. Despite her prowess, she is no match for Dante and is merely toyed with in every encounter with him. After Temen-Ni-Gru incident is resolved, Lady and Dante become associates, with the former offering the latter work doing various jobs. Dante's gambling habit catches up to him however, and he soon owes her a great deal of money. This leads into the events of Devil May Cry 4, in which Lady assists him in stopping the rise of The Savior along with Trish.