Hidden Sister's Secret: All Episodes

The Story

A six-year-old girl disguises herself as a boy and vanishes with kidnappers to protect her brother. Fifteen years later, the brother emerges as a powerful CEO haunted by that traumatic past. The two cross paths repeatedly, yet he completely fails to recognize the sister who gave up everything for him. He remains blind to the truth about the person standing right in front of him, unaware of the sacrifice that shaped his entire life.