Detective No.3  is a police detective who fielded a flurry of calls on New Year's Eve 1989.
On New Year's Eve 1989, Detective No.3 was called by someone being chased by a park bench. The Detective thought the caller meant someone was chasing them in the park. The caller clarified it was a park bench giving chase. The Detective put his cigarette down and simply replied, "I see."
The Detective is wearing a jacket and appears to be in his 30s.