Valen is a young man born on Valentine's Day but has never known love, not even the love of his parents. At the lowest point of his life, he suddenly meets someone who shows him compassion and tenderness.

Valen and Kaitoon start developing feelings for each other after they spend time together at Valen's nanny’s house. Meanwhile, doctor-to-be Non is waiting for Kaitoon, but Kaitoon has completely forgotten about their meeting. As time progresses, Valen's feelings for Kaitoon intensifies and he gradually begins to change himself for Kaitoon. Elsewhere, Ice has entered King’s life at a time when King and Peat are in the midst of making up, thereby causing further complications in an already complex situation. Ice has entered King’s life while King and Peat are making up, causing the situation to be more complicated.