After missing out on love because she was too shy to confess her feelings, high school student Satomi blurts out how she feels the next time she gets a crush--and it's to her impossibly handsome schoolmate Yagyu! To her surprise, he agrees to date her. Now that Satomi's suddenly in a relationship, what next?

Given how fast everything has happened, Satomi is still clueless about how dating is supposed to work. How will she forge ahead in her relationship with Yagyu?