Jennie Kim está tentando organizar sua vida e seus sentimentos, mas se apaixonar por sua melhor amiga Lisa complica tudo. Entre a responsabilidade de se tornar mãe adotiva de Yuna, decisões familiares e um coração que insiste em sentir, Jennie precisa descobrir que amar de verdade não é sobre controle, é sobre coragem, presença e se permitir viver o que sente.

Jennie Kim is a star surgeon at Deojun General Hospital. She is one of the best surgeon in Seoul despite being a coldhearted bitch. Jennie always struggles to be on top, she believes that no one can beat her or can come close to her greatness. But what will happen if apparently the top of the class Lisa would be an intern in the same hospital with Jennie as her supervisor? Will Lisa be able to stand Jennie's cold expressions? And will Jennie stand Lisa's annoying whims? Can the two see the beauty in each other's indifferences and learn to appreciate what love has to offer in every human being?

[GP] Two Hearts. One Past. A Love That Refuses to Fade. Once, Lisa and Jennie had it all, love, commitment, and a future built on dreams. But when Lisa became consumed by ambition, chasing status and family expectations, their world began to fracture. Jennie, left to carry the emotional weight of their marriage, slowly lost faith in the woman she once adored. Now, years later, Lisa has given up everything to reclaim what was lost, only to find Jennie has already moved on, engaged to someone who gives her the peace she longed for. When fate brings them face to face once more, old emotions resurface. Regret. Longing. Hope. Can love truly be revived after so much damage? Or is letting go the only way to move forward?