Based on the manga, with new original characters.

Houjou Academy has a special class that only rich students enroll in called the Kuge course. It has a special system where guys can be a 'MASTER' and have another student from the normal classes called a 'HONEY' support them until they graduate.
There are also special students that just oversee the MASTER, HONEY system.
The protagonist Shiratsume Kurumi is a new transfer student who was unaware of the special system.
She is quickly nominated into becoming a HONEY by two of the special students.