In the world of Black Clover, Secre Swallowtail, otherwise known as Nero is a member of the Magic Knights group known as the Black Bulls, a group of mages who serve as protectors of the country.

Black Clover Cosplay Highlights Secre Swallowtail By Nick Valdez August 7, 2022, 8:37pm ...

In the world of Black Clover, Secre Swallowtail, otherwise known as Nero is a member of the Magic Knights group known as the Black Bulls, a group of mages who serve as protectors of the country.

Nero’s real identity is Secre Swallowtail, who was originally assigned to serve Lemiel. She was not a typical servant, though, because she worked with Lemiel in developing various magic tools.

As it turns out, “Nero’s” true form is revealed to be a young girl named Secre Swallowtail. She had been part of a plan 500 years in the making with the original Wizard King that fans see ...