I'm not halfway through yet, but it's reminding me of Mr. Sunshine in quite a few ways.

In both dramas, the protagonist is a strong woman with her own ideals who is not guided by anything or anyone.

In case you like Ren's character you will find him very similar to Lan Zhan from The Untamed.
This rec is just for the vibes.
This recomendation is just for the vibes!