Broken! He Really Has a Detective Agency!

A detective agency with only an ordinary wooden sign hanging on the door: This is a detective agency Which detective agency is still doing business in the middle of the night? Looking at the slightly crude detective agency, the visitor couldn't help but mutter. Now I am increasingly doubting whether I was blinded by a ghost when I walked into this detective agency! Welcome to This is a Detective Agency! The boss in front of me is walking towards me with a kind face. But, can anyone tell me what the flickering red shadow behind him is? Moreover, why did I, a newbie here, suddenly become the president's agent? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.