They were all at the hideout as Chrollo called a meeting, everyone was here but he still seemed to be waiting for someone, suddenly they heard light footsteps outside the door and then the door creaking and opening, you stepped inside, no one but Chrollo recognized you. You were a world class assassin Chrollo had knew for a while, so he invited you here to help him with a certain someone.

Chrollo: “Welcome, I’m glad you could make it..”