24 minSeason 1 • Episode 10
LatestTsuda Rintaro is a high school student with the capacity to predict the lifespan of living things. However, he has struggled with his abilities since he was a child, and he can only gradually observe the people around him without being able to assist them. He discovers one day that Kanzaki Umi, his childhood buddy and the one who has feelings for him, has less than 100 days to live.
Acting
Takahashi's restrained grief — he sees death and says nothing
Writing
The 100-day structure turns episodic life into existential dread
Direction
Hayashi's patient framing lets silence devastate
Trivia, insights & behind the scenes
Adapts a 2022 web novel that went viral on Japanese social media for its 'what if' premise about mortality apps.
The 100-day countdown mirrors Japanese 'mikkabouzu' (three-day monk) idiom — but stretched to expose how prolonged dread changes relationships.
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