Romance-based (reincarnation or from from another world) storylines

She was powerful and got unparalleled martial arts in her last life, but she paid her true heart wrongly and resulted in death. After the rebirth, she vowed to destroy the one who hurt her, ruin the one who framed her and...

When I opened my eyes I had become the duchess. But something isn’t right. I went as far as becoming a character but I’m just a duchess in name that gets mistreated by the maids and ignored by her husband. What a crappy life! Gosh, I don’t know what to do anymore. I’ll just quietly enjoy my tea, was what I thought. “Can you prepare tea for me again next time?” Something’s gone wrong with my cold husband!