Emma invites Noir to a party for nobles. Meanwhile, as a baronet, Noir's father is unfairly prohibited from renting a space for Noir's shop. At the party, the Earl announces the notorious Phantom Thief has threatened to steal his jewel, the Mermaid's Tear, so he has hired the Lahmu guild as security. Emma is approached by Mike Kental, a noble, who challenges Noir to see who the better dancer is. Noir uses LP to gain dancing skills and is declared victor. The Phantom Thief then arrives, steals the Tear, and kidnaps Emma. Leila Overlock, from Lahmu, chases her with Noir. The Phantom Thief summons a Phoenix, which Leila defeats while Noir defeats the Phantom Thief...