Shadow Queen

Shadow Queen is a Manga/Manhwa/Manhua in (English/Raw) language, Drama series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.com fastest updating comic site. The Summary is

“Could you become my daughter?” Thanks to the Grand Duke Franché’s proposition, Elena became his fake daughter. After marrying the Crown Prince, having his child, and acquiring a land to oversee herself, the ‘late’ Duke’s daughter, Lady Veronica, appears before her.
She was but a puppet. In the end, Elena’s son is taken from her and she is murdered….
However… She ended up returning to the past.
“I will crush each and every one of you.”
To never live the life of a puppet again, She swore vengeance upon her enemies.