Sei TOUDOU

Sei Toudou is a high school student with black hair and a penchant for getting into trouble. He is a member of the Utakata club, which is dedicated to studying the supernatural. One day, Sei is walking home from school when he sees a strange creature. He follows the creature to an abandoned building, where he meets a girl named Yui. Yui is a spirit, and she tells Sei that she needs his help to find her way home. Sei agrees to help Yui, and the two of them set off on an adventure. Along the way, they encounter other spirits, and they learn more about the supernatural world. As they grow closer, Sei and Yui begin to develop feelings for each other. However, their relationship is complicated by the fact that Yui is a spirit and Sei is a human. Will Sei and Yui be able to find a way to be together, or will their differences tear them apart?