Koyuki Hikawa

Defined by her deep introspection and persistent self-doubt, this reserved high school student often struggles with the weight of past heartbreaks. She tends to overthink every social interaction, building emotional barriers to protect herself from potential rejection. However, beneath her guarded exterior lies a profound desire to dismantle these walls. Her character arc focuses on overcoming isolation and learning to embrace vulnerability, ultimately seeking more authentic, trusting connections with the people around her.