That had been enough.… The bond between humans and other living creatures is often difficult to explain. It does not always arise from ownership, training, or even direct communication. Sometimes, it develops quietly through years of shared routines: a familiar figure appearing at the same place every morning, a pair of eyes watching from a distance, or the simple reassurance that another living being is still there. This story explores that mysterious connection through an animal whose identity, age, sex, and cause of death remain unknown, but whose presence has become an irreplaceable part of an entire community. In October 2026, in a quiet residential neighborhood of Nagoya, there was a small riverside park surrounded by apartment buildings, an elementary school, and an old shopping street. For as long as anyone could remember, a mysterious creature had lived somewhere along the riverbank. Nobody knew exactly when it had first ap...