Narumi Yasaka

As the twin sister of Hayato and the younger sibling of Hiroto, Narumi Yasaka plays a vital role within her family dynamic. Her connection to her brothers defines much of her personal journey and interpersonal relationships throughout the story. Navigating the complexities of her bond with Hayato, she remains a key figure in the unfolding narrative, driven by the shared history and familial ties that bind the three siblings together.