Morimiya Yuko is a high school student who lives with her stepfather, Morimiya. Morimiya is her third father. Her mother, Rika, is a free-spirited person and has remarried several times. She disappeared from Yuko's life at a certain point. Even though Yuko and her stepfather are not blood-related, she is fully loved by him. (Source: AsianWiki) ~~ Adapted from the novel "Soshite, Baton wa Watasareta" (そして、バトンは渡された) by Seo Maiko (瀬尾まいこ).