Step Onward(2016)

Step Onward is a drama series centered on a man haunted by his cousin's drowning death years ago. When he encounters a woman who bears an uncanny resemblance to his lost cousin, guilt paralyzes him—he struggles to approach her, tormented by his inability to save her. What neither of them realizes is that she is actually his cousin's younger sister, raised in secret by another family. As their paths intertwine, the mystery of her identity threatens to unravel buried family secrets and force both characters to confront the past they've been running from. The series explores themes of loss, redemption, and the unexpected connections that bind us to those we thought we'd lost forever.