Kaoru Hitachiin is one of the Hitachiin twins. He and his brother, Hikaru, are the beauties of the club. Since there's two of them, they can make the ladies feelings go deeper for them and they love it. They can pretend to be in love with each other and make googly faces to each other just to make the other girls jealous and make them want to come back for more. Soon he falls for Haruhi Fujioka and wants her to not like anyone but him. He wants people to see that he can have all the ladies he wants, but she doesn't seem interested in him and he tries harder, not wanting to give her up so easily.
Hikaru Hitachiin is the other Hitachiin twin. He always burns himself and blushes when his brother, Kaoru Hitachiin, comes and licks the wounds. The girls they intertain fall for them that but sometimes Hikaru doesn't do it on purpose. He knows that if he keeps pretending to be a fool lover, his brother playing along, the ladies will love it and will want to come bak for more later on. Soon he falls for Haruhi Fujioka and wants her to himself. He always tries to make her interested in him, but it doesn't always work. But he won't give up. He's dettermined to have her, just like the rest of the club members.
Takashi "Mori" Morinozuka is like a big brother to Mitsukuni "Honey" Haninozuka because he's always there for him. He doesn't talk much and when he does it's like a paradise for the girls but seriousness to his club members. He knows that he can protect his members because he's tall and fearless. Soon he falls for Haruhi Fujioka and wants to protect her with the power he has.