Series202560 min / epEnded

Sai

A mysterious man appears before six individuals, each struggling with their own issues, as an impending disaster disrupts their lives, unraveling suspense and psychological tension.

Mystery

My Rating

Language

Original release language

Production

WOWOW

Lead production company

Scope

1 season

6 episodes

My Thoughts

Cast

Top billed cast from TMDB credits.

Featured Cast

Teruyuki Kagawa

Mysterious Man

Anne Nakamura

Midori Domoto

Pistol Takehara

Tsuyoshi Iida

Ryuhei Matsuda

Shinichiro Kuramoto

Sena Nakajima

Yuri Kitagawa

Chika Uchida

Iori Sakiyama

Miyachika Kaito

Daiki Kikuchi

Jiro

Fumiya Kishi

Maki Sakai

Misae Okahashi

#10

Yumi Adachi

Micchan

Crew

Key crew roles and departments.

Yutaro Seki

Director

Directing

Yutaro Seki

Screenplay

Writing

Yutaro Seki

Editor

Editing

Ayumi Kondo

Producer

Production

Norihiko Nishi

Executive Producer

Production

Masayuki Toyoda

Original Music Composer

Sound

Tomonobu Kikuchi

Music Producer

Sound

Videos

Trailers, teasers, and clips.

Videos

No videos available.

Images

Backdrops and posters from TMDB.

Images

JA

1920 × 1080

Image

1665 × 937

Image

1923 × 1082

Image

1500 × 844

Image

1920 × 1080

JA

500 × 750

JA

750 × 1000

Seasons

Browse seasons and drill into episodes.

Seasons

Season 1

6 episodes • 2025

Recommendations

Related titles suggested by TMDB.

Ratings

Audience score and available content ratings.

TMDB Score

7.8

from 8 ratings

Certification

N/A

Preferred region-based rating

Homepage

Visit official site

External official link