

5 years ago, Seth Group's CEO, Rita Seth, fell in love with a construction worker, Drake Barton, and had a daughter.However, due to the social gap, Rita's father opposed their relationship. When Rita's inherited family leukemia relapsed and her life was in critical danger, her father used the excuse of not providing a bone marrow transplant to force Drake to leave Rita. Drake, deeply in love with his wife, had no choice but to agree to leave in order to save her life. Upon learning the truth, Rita went to see Drake, only to witness him hit by a car. Overwhelmed with grief, she fainted on the spot.Taking advantage of this, Rita's father left her and Drake's child, Dana, at the accident site.

Lance, an Air Force special operations officer and heir to the Ashton Family, survives a mission related plane crash and is rescued by Nora, a small town doctor. When he awakens, he realizes he has lost his memory.Nora's adopted sister, Karin, claims credit for Nora's heroism after finding out who Lance is. She informs the Ashton Family that Lance is dead and assumes the role of the Ashton family's heiress since the family is grateful she at least tried to save their son.To keep her lie from being exposed, Karen targets Nora relentlessly——unaware that Lance is alive and, under Nora's care, is slowly regaining his memory.

Lea Holt cuts ties with her family to be with her boyfriend, Nick Gray. Three years later, Nick accumulates a massive debt. To get close to the wealthy Kent family, he arranges for Lea's kidney to be harvested, as it matches what they need. Just as Lea is on the brink of death, her three powerful brothers rescue her. With their support, Lea sets out on a relentless path of revenge, using her newfound strength to reclaim her life and bring down those who wronged her.

Leah Sinclair and Fiona Sinclair had their identities switched for eighteen years. After Leah returned to her biological family, her parents doted on Fiona more than her. To steal Leah's fiancé, Vincent Parker, Fiona poisoned Vincent’s sister, Yvonne, and framed Leah, resulting in Leah being sent to a reform boot camp for three years. There, Leah endured inhumane treatment and lost one leg. No one believed Leah was innocent until Yvonne woke up...