7764

7764, or C7, is a number who was a police officer at the Digitaza Police Station. He was recently hired there.

On the day of the Incident, C7 was investigating his first police report about the events in the Number Recreation Room. When the station was bombed, C7 was thrown out a window, landing next to the pool of the Digitaza Hotel, and being knocked unconscious. 10 saw him lying there. When he woke up, he and 10 were picked up in a hotel ambulance by 330. 331 told them to lie down on stretchers. C7 did so, falling asleep. When 10 caused the ambulance to crash by attacking 330, he escaped and was forced to leave C7 behind.