Yoimiya is a talented pyrotechnician and owner of Naganohara Fireworks, known as the "Queen of the Summer Festival," with a fiery passion, childlike innocence, and a love for both craftsmanship and social interaction, who uses her spectacular firework displays as a form of protection and inspiration for those around her.
The daughter of an unnamed exorcist couple, Shenhe was taken in and raised by Cloud Retainer as a disciple after a traumatic incident instigated by Shenhe's father during her childhood.
