The Dinner Table Detective S1E7 — There is no such thing as a completely locked room File 1
7.5
The Dinner Table Detective•Season 1•Episode 7

There is no such thing as a completely locked room File 1

7.5/10 · 24 votesMay 16, 202523 min

Ranked #8 of 12 in Season 1•−0.1 vs season avg

Discussion

A famous painter is stabbed in his own studio, pointing to his masterpiece wall painting "Sleeping Beauty" just before dying. Suspects include his art-jacking son, his second wife, and an art magazine writer with whom he supposedly had an affair. Reiko and Kyoichiro investigate how

Directed byHwang Il-jin
Written byMariko Kunisawa
Previous episodeE6 · The person who dropped it is a VTuber File 2Next episodeE8 · There is no such thing as a completely locked room File 2 / Please don't drown in this river File 1
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Seasons1

All1

Season 1 Episodes12

Welcome to the murderous party File 1 stillE1 6.8

Welcome to the murderous party File 1

Welcome to the murderous party File 2 / Here's a message from the dead File 1 stillE2 7.2

Welcome to the murderous party File 2 / Here's a message from the dead File 1

Here's a message from the dead File 2 stillE3 7.6

Here's a message from the dead File 2

Please be aware of two-timing affairs File 1 stillE4 7.6

Please be aware of two-timing affairs File 1

Please be aware of two-timing affairs File 2 / The person who dropped it is a VTuber File 1 stillE5 7.5

Please be aware of two-timing affairs File 2 / The person who dropped it is a VTuber File 1

The person who dropped it is a VTuber File 2 stillE6 8.0

The person who dropped it is a VTuber File 2

There is no such thing as a completely locked room File 1 stillE7 7.5Now viewing

There is no such thing as a completely locked room File 1

There is no such thing as a completely locked room File 2 / Please don't drown in this river File 1 stillE8 7.6

There is no such thing as a completely locked room File 2 / Please don't drown in this river File 1

Please don't drown in this river File 2 stillE9 7.5

Please don't drown in this river File 2

Murder lies in a beautiful rose stillE10 7.5

Murder lies in a beautiful rose

The bride is behind locked doors stillE11 7.8

The bride is behind locked doors

What is it that you have lost? stillE12 8.2

What is it that you have lost?

Cast3

Kana Hanazawa

Kana Hanazawa

Reiko Hosho (voice)

Yuki Kaji

Yuki Kaji

Kageyama (voice)

Mamoru Miyano

Mamoru Miyano

Kyoichiro Kazamatsuri (voice)

Crew7

Mariko Kunisawa

Mariko Kunisawa

Writer

Tatsuo Sato

Tatsuo Sato

Storyboard Artist

H

Hisato Shima

3D Modeller

C

Choi Eun-young

Animation Director

M

Moon Seong-ho

Translator

K

Kim Seon-il

Translator

H

Hwang Il-jin

Director

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Episode Summary

"There is no such thing as a completely locked room File 1" is episode 7 of The Dinner Table Detective season 1. It scored 7.5/10 from 24 votes, ranking #8 of 12 episodes this season (season average 7.6). Directed by Hwang Il-jin and written by Mariko Kunisawa, it aired on May 16, 2025.

Next: E8 · There is no such thing as a completely locked room File 2 / Please don't drown in this river File 1Best of Season 1