My In-Laws are Obsessed with Me(2021)

Pereshati Jahardt is a count's daughter who got remarried after her mother’s passing. When her father died, he left her all his fortune. Then, Pereshati's greedy stepmother and stepsister conspire with Pereshati's lover to kill her. However, under mysterious circumstances, Pereshati is brought back to life and travels back in time before her murder. To buy some time before getting her revenge, Pereshati visits the handsome yet notorious grand duke, Therdeo Lapileon, to marry him. During her visit, she uncovers a horrifying secret of his family. How will Pereshati deal with it? Will she be able to take her revenge?

(Source: WEBTOONS)