Lately in Metropoint City, crime case starts to increase dramatically. Police and detective start to confuse what happens to the world at this point until they asking help from a special agency to solve the weird case they get. Their shocked when a young female detective will be the one person who solves all case with her work partner who same age as her. Secret Florenzo and Kyle Astral is a detective from Spirit Detective Agency, their agency solves the case that has a connection with supernatural or weird things. When the first day they work with police from Metropoint City, all police and detective trash talk about them and they only want to gain popularity without work. Even Secret father is a famous detective but she never asks for popularity. All she wanted is help weak people like what her father does to a citizen, at the same time because she has been gifted special ability like her father. It's hard to avoid becoming popular, what will happens to her and Kyle?