After a devastating accident leaves Akari blind, she learns to appreciate the small joys life still offers. During this journey, she encounters Rui, a former kickboxer whose promising career was derailed by a mysterious event from his past. Akari's infectious smile inspires a transformation in Rui, revealing a deeper connection between them. As their bond grows, Rui strives to make the right choices, navigating both his own struggles and the complexities of their relationship.