Being Ambiguous Backfires

Father's love for MC is not shown to her clearly and she has no trust/faith in him

SUFFERS AND FORGOTTEN
I don't want to spoil too much but this is honestly my favourite "villainess reincarnated" stories.

Emotional ineptness
Due to his self-loathing of being the demon king, dad feels it's best for her to be kept at a distance from his bloodied hands. He will learn twice how being further from her, puts her in more danger.

Backed for the shitty emperor