
Spice handler. Offering their own memory scent to erase the zero point on the glass plate.
They intend to offer their memories for Rin's sake, but dislike being treated as someone who needs to be protected when stopped.
More discoveries

Server. Counts guests' breaths and the weight of plates, sensing beforehand where the pain of the Blue Receipt will transfer.

Serving staff. Can track the scent of the empty seat ledger, but has a tendency to venture into the labyrinth alone.

Head chef of the three-tier simmering cart. Because she wants to serve warm dishes, she reads the terms of ingredient contracts to the very end.

Chikage Hatori is a property manager's proxy who can hear the sounds of rent collection boxes. If Miyo's shadow has been paid on its own, she will try to listen to the box before signing.