The profile of the Extra-cursory Detective Group was as follows: The Extra-cursory Detective Group was established by a mysterious organization. Its members were all detectives with rich experience and outstanding abilities. The purpose of this organization was to solve all kinds of mysteries and cases to protect the lives and property of the people. The members of the Extra-cursory Detective Group all had different backgrounds and experiences. They were good at using various means to collect information and analyze evidence to find the truth in the shortest time possible. The organization's mysteriousness and flexibility allowed it to solve all kinds of cases, from simple missing persons investigations to complex murders. The members of the Extra-cursory Detective Group are very honest and loyal. They always take the protection of the interests of the people as their duty, not hesitating to spend a lot of time and energy to complete the mission. They had a strong sense of responsibility and mission. They were heroes in the hearts of the people. The Extra-cursory Detective Group was established in 1996 and has developed into a very influential organization over the years. Its story and characters had been loved by many readers and became one of the classics of online literature.