The male protagonist who is the heir to the Mikadono Group. For him to take over, he needs to graduate from school as well as finding a life partner. However, things become complicated as he learns that he has a younger sister who is watching over him as well as attending the same school. He has a scar on his forehead from an accident when he was a kid, which caused him to lose bits of his memories. ~!In the last novels, he chooses Konoe as his lover, but also gets to know that she is also his sister. However, Shougo is not Kumagorou's biological son; for some reason, Kumagorou and Shougo's mother, Kanoko, were unable to conceive a child together and Kanoko gave birth to Shougo through artificial insemination with another man.!~
