Adachi Momoko works at TS Craft and Home. She is passionate about her work and works diligently. She has three younger brothers who she loves a lot and has raised them like a parent. Yoshioka Manato also works at the same place in the cargo delivery division. He smiles a lot and also works diligently. He lives with his mother. All the departments of the store have a meeting for the Christmas decoration where Momoko meets Manato for the first time.