Episode 1 S01 E01

Haruka Ayase (as Hoshina Kyoko) Haruma Miura (as Doi Tomohiko) Asami Mizukawa (as Sakai Miwa) Yumi Asou (as Kamikawa Emiko) Umi Yamano (as Katsue) Sei Matobu (as Madame) Masahiro Koumoto (as Yamazaki Jiro) Ayumi Ito (as Horie Tatsuko)

love triangle based on novel or book friendship romance tragedy