命を分けたきみと、人生最後の夢をみる (Series) favorite_border

[DeepL Translation - needs review] Volume 1 Introduction: One day, high school students Mina and Hiromu (Hiromu) are involved in a car accident at the same place and lose their lives. In the afterlife, they learn that one of them has approximately one year left to live. They share the precious time half and half and return to their former lives, but - what is the shocking fate that the boy and the girl follow as they face an unacceptable reality?

(Translator: DeepL)