"I was thirteen since I lost hope in this world, and that was also the time when I resurfaced from the brink of killing myself, because I met her." Chris found his reason to live when he met Casey ─ the only person that he trusts in the whole world. They became the closest friends that he thought he would never have. They remained the same for seven years until he developed special feelings for her. He considered her as his oxygen, his lifeline. But would he still be able to live when she was slowly killing him in the end?