90 Days, Time to Love (Korean: 90일, 사랑할 시간; Hanja: 90日 사랑할 時間; RR: 90il, Saranghal Sigan; MR: 90il, Saranghal Sigan) is a 2006 South Korean television series starring Kang Ji-hwan, Kim Ha-neul, Jung Hye-young and Yoon Hee-seok.

[1] Hyun Ji-seok (Kang Ji-hwan), a university professor, and Go Mi-yeon (Kim Ha-neul), a scriptwriter, were high school sweethearts who discover that they are cousins.

However, Ji-seok's father finds out and runs in front of a truck, committing suicide, so that his son doesn't go.

Although their visas have just been issued, Ji-seok cannot marry Mi-yeon knowing that their relationship was the cause of his father's death.

He abandons Mi-yeon and marries Park Jeong-ran (Jung Hye-young), the daughter of his father's business rival, who is in love with him.