Young Kindaichi's Casebook - Season 7

A famous writer recently died and according to his will, his inheritance will be divided by his five successors. One of the successors, Takarada invites Hajime, Saki and Miyuki to the Russian Mansion in Hokkaido. There are also five Russian dolls inside the mansion.

The first victim is Tadaharu Jinmei, he is found killed inside the bathtub. The next morning, when Hajime finds Takarada sitting on the sofa, what he sees is the latter's corpse!

The next target of the murderer is Raimon Yuzuki. She is found strangulated when Scarlet Roses and Hajime come to call her. Hajime tries to solve the trick behind the locked room.

Two more successors get killed and the case becomes dangerous.

The real identity of the "Conductor" is revealed.

An art appraiser gets attacked by someone within a heavily secured estate after receiving a warning notice from the infamous Gentlemen Thief. Later on it is revealed that the culprit was the Art appraiser's assistant who reveals herself to be the rightful owner of the painting that he been trying to sell.

Inspector Kenmochi takes Hajime, Miyuki and Fumi to go on a holiday to an isle called Akane Island. They find a very suspicious circus on the island. Also, Supt. Akechi meets Dr. Harvard to have a conversation regarding one of his mysterious patients.

Ed the Club, one of the clowns in the circus, is found killed under a huge barrel. It is said that the barrels can only be lifted by a giant, specifically Ishikawa the monster.

Sam the Spade is killed by the "MONSTER" in a locked room. Hajime tries to find the killer.

The climax of the case begins. Hajime uses a burnt out note with the letters "SNOW" written on it to figure out the identity of the real murderer. The murderer is revealed to be the young Kent and his older sister Noelle. He reveals that the three clowns were the real culprits who murdered his father, mother, and Ishikawa the monster.