Bishounen no Oheya

Sakurano Koyuki is the smart daughter of a poor family. In the latest exam, she came in second place, first place was snatched by snobby rich guy, Jinguu Itsuki! After kicking him for his bad manners, she discovers that she has to go work as a maid for a rich family...and it happens to be Itsuki's...?!