The Sanmei Incident――
Also known as the Murder Case
of Narumizawa's Landscape Artist.

Thirty years ago, renowned landscape artist
Suiryu Uchida was murdered on the premises
of his home, the Sanmei Manor in Narumizawa.
There was something odd about his body
when it was discovered by his pond.
Despite the police investigation progressing,
the case came to an end upon the suspect's death.

Now after 30 years, a cast of colorful characters,
participating in the young criminal psychology
expert Associate Professor Ayame Minato's
seminar, arrive at Sanmei Manor specifically
to investigate the incident as a research project.
Facts gradually come to light and suspects
emerge as you get closer to cracking
this unsolved case...
You'll also uncover the truths hidden behind
the characters' cheerful demeanors...