V

V is a group responsible for using Murakami and Kurahashi as pawns for their large-scale scheme of kidnapping the gentleman in a suit.

Description
They are an organization of ability users, particularly a domestic underground syndicate, that banded together to get rid of ther ability users.

They are a group who is after a gentleman in a suit, who is under the government's witness protection program. They set up an entire scheme at the theater and got everyone involved just to capture Sōseki Natsume.

According to Sakunosuke Oda, the group is killing for justice. After they're done killing for their justice, they'll only continue to kill.