Help me looking for this one manhwa i remember everything except the title. The fl have wh...

Help me looking for this one manhwa i remember everything except the title. The fl have white hair, the current timeline is she's a student in prestigious academy of nobles. She's the daughter of a knight and ( prob ) her mother is from noble bloodline cus her siblings is white haired cunning and sly senior in her school. The plot is about her taking revenge on everyone on school who bullied her in her first life. The fl is extremely smart with mature demanour. The ml is black haired prince who currently planning smth. And pink haired priest that she helped from drugs given by his uncle. Latest chapter is about the sister of the white haired dude moved to the academy and attempt to lock her in a storage outside academy. I remember everything EXCEPT the title guys please help me ┗( T﹏T )┛