Season 1

Mu-jin confesses his feelings for Gyu-rim, but Gyu-rim turns him down, telling him that life is too hard for her to date anyone. Gyu-rim suddenly gets worried that she might have to live the rest of her life taking care…

As Mu-jin and Gyu-rim settle into a blossoming romance, Mu-jin decides he can no longer hide the truth and finally reveals the secret he has kept from her. Reeling from the unexpected revelation and Hong Ok-seon's fierc…

Mu-jin is severely injured while working as a day labourer at a construction site. Meanwhile, his older sister, Yoon-jin, confronts Gyu-rim and urges her to end her relationship with Mu-jin. At the same time, Gyu-rim's …

Eight years after losing Gyu-rim, Mu-jin finds her beside her son Han Gyeol and Heung-sik, who seems to be her husband. He tries to accept the life she appears to have built without him, but his feelings refuse to disap…

Mu-jin suspects Gyeol might be his son, but Gyu-rim quickly brushes off his suspicions. Gyeol once again asks Mu-jin to meet, and when they sit down together, Gyeol surprises Mu-jin with an unexpected question. Meanwhil…

Pressed by young Gyeol about his lingering affection, Mu-jin insists he holds no desire for someone already married. Elsewhere, Gyu-rim fiercely defends her secret against Jeong-wu, adamant that her son shares no connec…

After learning that Heung-sik was injured while trying to save Gyeol, Gyu-rim gradually grows attached to Heung-sik. Meanwhile, Gyu-yeong, fired from the hospital, returns to Gyu-rim's home, showing signs of causing tro…

Mu-jin decides to start a new relationship with Seo-hyeon, but he can't shake the heaviness in his heart. Meanwhile, after learning about everything from Gyu-yeong's formal family meeting to the excessive wedding gifts …

After getting drunk, Gyu-rim runs into Mu-jin on her way home, but the next morning, she suffers from a terrible hangover and has no memory of meeting him. Still, she can't shake the feeling that something is missing an…

Memories of the secret surrounding the day Gyu-rim gave birth suddenly flash through her mind, prompting her to ask Mu-jin if the two of them might ever be able to get back together. Seo-hyeon leaves home and moves in w…

Gyu-rim shocks her family by declaring that she is done sacrificing herself as the eldest daughter and refuses to keep scraping by for everyone else's sake. Elsewhere, Yun-hee's unusually strong opposition to Mu-jin cat…

Yun-hee reveals to Hun-tae that Gyu-rim is her daughter, forcing him to lie in an attempt to make Seo-hyun give up on Mu-jin. Meanwhile, Gyeol is stunned to discover that his blood type makes it impossible for Gyu-rim t…

Gyeol begins searching his own family for the truth of where he came from, and every question leaves Gyu-rim more helpless as the son she raised pulls away. Elsewhere, Seo-hyeon believes Hun-tae's deception and urges hi…