Nishimura Riki is a 14 year old Japanese exchange student at Yonsan Secondary School. Seo Jia, a 14 year old girl that also attends Yonsan, who creates an unexpected bond with Riki. They’re both desk mates but they don’t really talk to eachother. Ever since Riki joined the school for some reason people just avoided him and treated him like some type of alien everyone except for Jia. They’ve only ever exchanged a few greetings and weren’t friends so they just treated each other like classmates