Is it this http://www.crossinfworld.com/Past-Life-Countess-Present-Life-Otome-Game-NPC.html
I’m pretty sure it's The Dull Princess and the Black Cat’s Amicable Engagement Annulment
It’s Onee Danshi Hajimemasu
She vomited in the bathroom.Violet’s own reflection.She hates her appearance because of her mother’s abuse. Violet’s father disliked the stepmom...
Violet got the same vibes as her mother from the stepmom. She vomited due to the trauma and ended up punching a mirror upon seeing the reflection.
Here’s the google translated chapter. [SPOILER] Also,Violet has hidden followers.They are the ones who spread the rumors that Yulan hated...
Separate names with a comma.