Original name: 最期の星
Release date: January 30, 2018
Movie
Average time: 27 minutes
Genres:
Synopsis: Kotoko, who has just started high school, feels bored on a daily basis. Seated behind her in class is Sachi Seto, who is struggling with illness. Though she has not yet met anyone, they all call her Sacchan. One day, a mysterious girl appears before Kotoko, changing her boring existence. Who is she?