Severus Snape X Student!Reader : N.E.W.T.

A sixth year student has a crush on grumpy ex-Potions Master of Hogwarts , Severus Snape . She spend every half Saturday morning tutoring with him as an excuse for her to be with him , but what will happen when the day that her deepest secret gets exposed has come ?

P.S. that student is a lovely dear Reader