My Lovely Fool(2006)

My Lovely Fool is a Korean drama centered on Cha Yeon, a single mother who grew up in an orphanage and now works multiple jobs to afford treatment for her ill son, Duri. When a scandal threatens her livelihood, she agrees to a paper marriage with the wealthy Shin Dong Joo. The arrangement spirals into complications when Dong Joo's girlfriend objects and his ex-wife develops feelings for Ho Tae, Cha Yeon's childhood friend from the orphanage. As secrets unravel and relationships intertwine—including connections between Dong Joo's brother and a hospital patient—Cha Yeon must navigate love, loyalty, and the consequences of her desperate choices. The series blends romance with emotional depth, exploring how far someone will go for family and whether a fake marriage can become something real.