探偵・癸生川凌介事件譚「御堂丸邸事件」

Over a decade ago…

A young Ryosuke Kibukawa crosses paths with the wealthy Shouun Midomaru.
Midoumaru’s grand estate is plagued by a series of bizarre, almost spiteful disturbances.
Having just resolved to walk the path of a detective, Kibukawa volunteers to investigate.
But as his inquiry unfolds, a far more sinister truth emerges—one murder after another begins to occur.