Bloom of Vengeance is a Manga/Manhwa/Manhua in english language, Manhwa series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.nl fastest updating comic site. The Summary is

Soon after losing her parents in a tragic car accident, Seolyoung meets her end, her death cleverly faked as a suicide by the murderer. She draws her last breath - cursing the Hong family for everything they'd done to make her life miserable - and wakes up in an entirely different world, with servants tending to her and addressing her as "My Lady." Now in her new body, Seolyoung must find a way to not only fend for herself in this hostile new world, but also cast her long-awaited revenge!