46 parts Complete The story begins with Zack and Diana, both 18, who initially can't stand each other. Their rivalry is marked by constant bickering and clashing personalities. However, as they spend more time together through shared school activities and mutual friends, Diana starts developing feelings for Zack. She's caught off guard by how much she admires his hidden qualities, like his kindness and determination. Over time, her feelings grow, though she keeps them to herself, unsure of how Zack feels.
Zack, oblivious to Diana's affections, continues to see her as his biggest rival. But a turning point comes when they are forced to work together on a project. During this time, Zack starts noticing the little things about Diana-her intelligence, her drive, and even her sense of humor. Slowly, the walls between them crumble, and Zack finds himself falling for her too, though he's hesitant to admit it.
As their relationship evolves, they share more moments of vulnerability and closeness, eventually leading to Zack confessing his feelings for Diana. Diana, who has been waiting for this moment, reveals that she feels the same, and the two officially become a couple. Their once fiery rivalry transforms into a passionate, loving relationship.