Rei is the kind of guy that girls fall over themselves to worship due to his looks, power, and money. He comes complete with a fan club, thus, all the male students of Kirameki despise him, including Yoshio Saotome. Rei's butler is Yukinojou Sotoi.

(Source: Tokimemo Wikia) 

Tokimeki Memorial brings together the twelve young girls from Kirameki High School, but revolves around the main girl, Fujisaki Shiori. The story starts at the beginning of the third school year, which is the last year before the main character can choose a girl and date her at the graduation. 

Rei Ijuuin