The battle isn't lost, until it is. Where Chrome gets hurt and might not survive.

For his birthday, the only thing Draco wanted was some peace and quiet.

It is her first birthday at Hogwarts but Hermione is alone. With no friend to celebrate this special day, she can't really enjoy the evening.

When Gryffindors help Snakes to counter a Toad. (during 5th book)

Quand les jumeaux Weasley jouent un tour au professeur Rogue, Minerva se remémore l'adolescence de son collègue.

When the Weasley Twins play a prank on Snape it's a trip on Minerva's Memory Lane.

Hermione has trouble with her Arithmancy problem and is helped by an unexpected Slytherin. Following my last OS : Tea Plot but you don't need to read it to understand this one, it just gives a bit of context.

A bookshop in muggle London, a strange plant and an uexpected meeting.

When Umbridge rules Hogwarts, Resistance comes into action. / Takes place just before Interhouse Unity.

When Draco is in the Hospital Wing during 6th Year he needs to do his homework. (Worst summary ever don't you think ?)