Shhh, it's a secret

Ginny's parents are on a trip and the twins are living at their shop in Diagon Alley. Ron and Ginny take advantage of this and invite their friends Harry and Hermione over. But what Ron doesn't know is that Harry and Ginny are dating, can they keep that from him while still having time together? Find out in this story! Harry/Ginny (duh). Ron/ Hermione.