CKD

Same visuals in joseon era
There is an alchemy of souls also with two personalities who inhabit the body of the lead hand
The costumes are similar
Several romances and stories of crossed revenge

The main lead has 2 identities
The visuals are similar
The hand lead has a trauma
There is a story of revenge

Same demonic atmosphere

The actor has a song kang vibes

The guy chases the demons but the presence of them make the drama similar

Same vibe but the main lead female is a bit more old than him, I am not sure about age gap in Doona but in the cdrama the woman has thé Power on the male lead as LEE DOONA

SAME VIBE Cinematography,
SAME PRODUCTION NETFLIX ,

but this time it’s the girl who is the red flag

The wife is a female police officer who follows the right path. Her husband must lead a double life was a barrier to his wife's investigation

Unlike the woman is the wife and not the sister this time, I find similarities between the two, like two men who can't get along and will betray each other

The same desert setting

The hero continues his quest in the company of a team

The hero Hide his identity

Notions of stories (ancestors, relics)

Bromance and romance