Apprends-moi à te dire adieu

Grace, a high school princess and Colt, her family's groundskeeper, are deeply in love. However, when Colt learns he has only months to live, he decides he'll do anything to push her away -- to help her let him go. Admist the misunderstandings and heartbreaks, will Grace find out the truth in time, or will she lose the only boy she's loved to the cruel fate without having a chance to say goodbye?