With her catchphrase, "Please say I'm your favorite♡", Kanzaki Sumire, a member of a girl group, rose to the top of the charts in one fell swoop, but a single mistake led to a scandal that sent her into the depths of despair! She decides to go back in time to save Nakamoto Seiya, the person involved in the scandal, but will it work out? A slapstick love story between Sumire, who has become a guarded woman, and Seiya, who keeps rejecting her for no apparent reason.