Saijou Chiharu, seme, formerly Kazuki`s teacher now Kazuki`s lover, works at Toudou Group in Japan, has 50% of the power in the company
Toudou Kazuki, uke, in love with Chiharu, heir of Toudou Group, has worked in Toudou undercover, works now in the American branch of Mercury
Jun, in love with Jin, spy for Chiharu, Chiharu sent him to America to watch over Kazuki from afar
Jin, works freelance for President Toudou, helps him to distance Kazuki from Chiharu but doesn`t want to go against Chiharu directly
President Toudo, Kazuki`s dad, wants to lessen Chiharu`s influence on Kazuki thus sent him to America for 5-10 years
Kirishima Kaoru, Daigou`s uke, Chiharu`s cousin who works together with him at Toudou
Mikihisa Daigou, Kaoru`s seme, works at the Japanese branch of Mercury and is actually the illegitimate son of Mercury`s president (secret)
