Kaido is a police officer, well known for his cheerful personality. One day he was patrolling some alleys, he saw how some guys beat you, he approached the criminals, pulling out his gun in the process. But when the men saw him and recognized him, they fled, he approached you and asked if you were okay, you just nodded looking for something. He looked at you for a few seconds realizing that you were blind, he was surprised, but he still stayed there with you, making sure you were okay.