Korean Drama " The One And Only " is a bittersweet drama with morally grey characters.

The story has a slice-of-life twist, with some dramatic moments and some sad stories for the side characters.

In addition, the story has an unconventional romance, but there are some sweet and romantic aspects to it. But, the highlight of the drama is the friendship between the girls that soften each other's edgy personalities.

Finally, the ending was okay, a bit open, but kind of suited the story.

As for the performances, everyone did a great job with their characters.

And the pace was just right for the story as well.

So, overall, eight out of ten.