Recommendations

the depth of plot (not the plot itself) feels the same, tho VoS is a slightly lighter watch. Both have angst and power-leads and visually it feels a little similar

tragedy in both. death of a beloved one in the end. Power struggle in both. Complex and angst involved. top tier acting and osts

Both contain Tangut characters and show ethnic conflicts/tensions between Western Xia Dynasty and Song Dynasty.

Both dramas are set during the Song Dynasty and prominently feature Khitan characters from the Liao Dynasty.

Both dramas contain Khitan characters and show ethnic conflicts/tensions between Liao Dynasty and Song Dynasty.

Both works contain Khitan characters and show ethnic conflicts/tensions between Liao Dynasty, Song Dynasty, and Western Xia Dynasty.

Both dramas contain Khitan characters and show ethnic conflicts/tensions between Liao Dynasty and Song Dynasty.

Both dramas contain Khitan characters and show ethnic conflicts/tensions between Liao Dynasty, Song Dynasty, and Western Xia Dynasty.

Both works contain Khitan characters and show ethnic conflicts/tensions between Liao Dynasty and Song Dynasty.

Both dramas feature a central romance between a Han character and a Khitan (Liao Dynasty) character.

The female leads are almost the same character wise the difference is moonlit reunion fml is a demon king

both dramas are sweet and slow romance
in both the male lead is sweet and protective of the female lead
the second leads are nice in both dramas

Both drama have background of conflict between demon vs human with mystery and the decision of the fate of saving the worlds

Both leads are generals and have martial arts with historical background that focuses on war to unify the dynasty with actions and strategies.

Both are strong female leads that save the male leads with hidden identity with historical background settings of wars between nation.