

Iris donates her heart to a tycoon in exchange for $5 billion to help her bankrupt boyfriend Adrian rebuild his empire, surviving on an artificial heart. To spare him guilt, she pretends to be a gold-digger and leaves him, secretly raising their daughter alone. Eight years later, Adrian has reclaimed his fortune while Iris, facing heart failure with only three months to live, reunites with him. He torments her out of resentment, unaware of her sacrifice. His scheming fiancée Karen frames Iris and impersonates the "heart donor." As Iris exposes Karen's lies and the truth emerges, will Adrian realize everything in time to save her?

Frank Chavez, the richest man's son and the Dragon Temple's owner, works as a chauffeur and a fruit vendor. 5 years ago, Frank saved Helena Solis, and they had sex. Now, she and their daughter Eve have found Frank, so he decides to make it up to them. But Eve has heart disease due to a genetic mutation and can't walk. Only the drug Helena has been developing might cure Eve.Helena's stepmother and stepbrother sabotage her efforts and even force her to sleep with the Larson family's young master. Frank repeatedly saves Helena. With Master Giles and the 10 Major Medical Laboratories' help, Eve's illness is cured. Helena's stepmother and stepbrother are punished. The Larson family's and the Dark Alliance's plan is destroyed. In the end, Frank reunites with his father, Helena has a second baby, and the whole family lives happily.

Kayla Jayne works multiple ghostwriting jobs to raise money for her daughter's congenital heart disease treatment. When she finally lands a steady position, she discovers her boss is her ex-boyfriend, Don Blake. Don mistakenly believes she left him years ago for money and uses his wealth to humiliate her. For her daughter's sake,Kayla has no choice but to endure it. She tries to tell Don the truth about their child, but Heidi Presland sabotages her. Later, when Kayla is attacked while working a bartending shift, Don rescues her and their relationship begins to thaw. Heidi kidnaps the child and uses her as leverage, but Don outmaneuvers her and saves their daughter. In the end, Don cuts ties with his mother, proposes to Kayla, and the three of them finally become a complete, happy family.

Yarden Zeller is an ordinary food delivery guy, raising his daughter Dora on his own. Dora suffers from a congenital heart condition,making their life a constant struggle. Wendy Smith, Yarden's ex-wife, divorced him after having an affair with Quentin Stone and took most of the family's wealth, leaving Yarden and Dora in hardship. On Dora's sixth birthday, Wendy suddenly reaches out, claiming she's bankrupt and asking to stay with Yarden for a night. Faced with this unexpected request, what will he decide?