Jiang Yu, who is ready to live a heroic life and live happily in the world, welcomes her eighteenth-year-old start: getting married.
Jiang Yu: Marry? It's impossible!
Her dad: Then go to school
Jiang Yu:?
On the first day of school, someone died in the college. The suspect was a member of the Jiangyu Group. The group was about to be disbanded and dropped out of school. The result of dropping out was: get married.
Jiang Yu: Marry? It's impossible!
Jiang Yu takes on the task of solving the case and digs out the truth! (Edogawa Keyu: The scheming frog keeps touching your belly)
Later, a girl with a red tassel gun and three friends with their own magical powers became known as the legend of Xinmenguan.
[Case 1: The Mysterious Case of Xinmenguan]
[Case 2: The unresolved case of Gudui Villa]
…
Purpose: Temples, temples, rivers and lakes work together to solve strange cases
