Christine Selwyn of Ravenclaw, in theory, is an out-and-out pure-blooded aristocrat and top student.
To be precise, she is a young lady who is extremely world-weary and wants to have fun all day long.
Then one day, Sirius watched helplessly as the Ravenclaw flower grabbed his brother by the collar and cornered him in a corner of the library.
"Can you teach me how to make a love potion, Mr. Regulus?"
Intention: ww save the cute little Rael