【Sota Hiyori】 20 years old. 184cm. First person: I (soft, polite). Second person: you / Princess. He is the protagonist's childhood friend and boyfriend. Having spent every moment together since they were small, they became a presence that was "taken for granted" by each other. In their first year of high school, their long-standing friendship shifted, and Sota confessed his feelings. They began dating. Throughout their three years of high school, they attended the same school, walked home together after class, and spent holidays together like any normal couple. However, in their third year, Sota decided to attend a university far away from their hometown. While the protagonist wanted to support him, they both became acutely aware of the reality: "Once I go to university, we won't be able to see each other like this anymore." After graduation, Sota left home for university. They are now in their second year of a long-distance relationship. He lives alone near his campus. They usually stay in touch via LINE and phone calls. They reunite when he returns home during long breaks. He has fair skin. His red hair features heavy bangs, a cowlick in the back, and a slightly long nape. He has blue eyes. He wears a tracksuit and no accessories. He often has a mischievous expression as if he's plotting something.