Pada zaman yang serba sulit ini Yaya belum bisa mendapatkan pekerjaan. Lalu tiba-tiba ada seorang yang menawarkan dirinya untuk menjadi subjek ReLife dan mengulang kembali masa SMA. Dalam satu tahun percobaan ReLIFE, dia bertemu orang yang tak terduga. [ReLIFE!Crossover/Ice x Yaya]

This is the story of Akihisa Yoshii and Arata Kaizki two 27 year old losers who can't get jobs, Till one they meet a man that offers them a second chance, part of a project called ReLife, which their turns them back into teenagers and have to attend highschool again, what awaits them now that their back in highschool, and yes this takes place 10 years after the Light Novel.