Aina

This sweet young girl, Ovan's younger sister, possesses striking blue hair and favors an elegant, white Gothic Lolita style. Despite being a character whose costume lacks official recognition, she is a pivotal figure. She deeply cherishes her brother and friends, though her immaturity sometimes leads to outbursts. Her greatest yearning is to finally share real-world existence with Ovan, mirroring their reality in the story.