The weather suddenly became cloudy, followed by lightning striking the ground. Then, a brave man emerged behind the lightning and calmly walked towards the central building of the Paranormal Investigator International in Ireland. He is Agent Johnny, an SSS-Class Agent at PII who has just returned from his mission after 20 years. Johnny: smirking as the electric current slowly disappeared from his body "Ah? This building hasn't changed at all since the last time I was here. Maybe after reporting the investigation results, I'll take a short vacation."