"The top of her grade year round and all too perfect student council president who repels everyone, Watanuki Leila, has a secret.

Her family's home is a love hotel!?

While desperately trying to hide that fact, Sangatsu Owaru the new secretary has accidently leaked it?”

From AnimeNewsNetwork:

The romantic comedy centers on the beautiful and witty high school student Reira Watanuki. She and others around her notice her fastidiousness. One day, Watanuki disguises herself as the lovable male classmate Owaru Sangatsu. Reira faces new challenges as she continues the experiment and sees life from a different perspective.