Amazing series to watch

I watched this amazing series and it has good vibes
I suggest to watch this series .

For OST I found this website that you can listen all songs of this series:

https://app.ostfly.com/album/xQRexsiMHmc/miss-night-and-day

I loveed Jung Eun Ji performance in this serial
She is cute and funny actor ?

Thanks of MyDramaList for this serial info