Keith

Natalie, a high school senior, falls for Keith, a carefree lab partner, despite his initial indifference. As they grow closer, Natalie discovers Keith's secret: he's dying of cancer. As their relationship deepens, Natalie learns about Keith's struggles and the life they've shared. Ultimately, Natalie finds the strength to be with Keith despite his illness, and after his passing, she adopts his carefree spirit.