An unemployed man learns that his ex-girlfriend was murdered. He suddenly finds himself travelling through time to his middle school years and has chance to change the future and save…

Kie Hirano (Haruka Ayase) is an ordinary OL who often daydreams. Mitsumasa Kodai (Takumi Saito) at the same company as Kie Hirano, but he is an elite salaryman. He is…