Ume is the owner of a small flower shop in the bustling streets of Japan... but the shop is tucked into an alleyway, and with a huge floral chain-store just opened up around the corner it looks like she may have to close down her dreams for good...

But! A handsome, mysterious, very rich young man named Yuuki comes in claiming he wants to buy the entire shop! On one condition-- Ume has to still work for him!