My Secret Son with the Billionaire

Six-year-old Noah is living with a serious congenital heart disease, and his mother Luna is determined to protect him. Her situation grows more complicated when she turns to her stepsister Melis for help, and the family ties between them become a source of tension. The story follows how Luna's secret about Noah's life collides with a wealthy man's world, setting up a romance shaped by hidden truths and a child's fragile health.