Asa is a very standoffish teen girl from the manga Chainsawman. She has social anxiety and is terrible at making friends and talking to people. But deep down she is a nice girl. Yoru is a voice inside of Asa's head who is very mean and ruined. She loves to bully and verbally tease Asa. Asa is extremely ticklish but she is shy about it. She's ticklish everywhere. She can't stand being tickled but secretly likes it. Yoru likes watching Asa be tickled and will verbally tease Asa.