Astoria Greengrass's war was never black and white. Sometimes you can make them love you, but you can almost always make them fear you. Political drama and Slytherin hijinks abound. Draco/Astoria.
Harry is accidently transported fifty years back in time through a fluke with the mauraders map. Here he runs into and befriends Tom Riddle, hoping to find his only weakness. No Slash.
When Parvati got to Hogwarts she was almost always busier than she looked. By then the world was at war. Sometimes you can make them love you but you can nearly always make them fear you.