When Q learned that there was a school "DDS" for training detectives in the city where he lived, he went to the entrance examination center of "DDS". On the way to the entrance examination of DDS, Q met Mei Nanhui, a girl with "instant memory", Kintarou Tooyama, an iron man with extraordinary abilities, and Xiao Wusheng, a talented programmer, and took the entrance examination together.
However, when Q and others conducted the final experiment of DDS, Q got to know Tian, a talented and indifferent beautiful boy. Later, after a series of experiments by Duan Shouyan, the president of DDS, Q and others were arranged by the group teacher to go to a special class in the police school and started a new life in the police school.
With the accelerated pace of life, many people are busy with work and lead irregular lives, which gradually leads to indigestion, constipation and even obesit