No need to rush it. When he gets back she can approach him about it, which would give Shikamaru enough alone time to continue training with his father. He came a LONG way from merely binding someone in Part 1. 

You gotta spread out the replies, or the less favorable option: RP with those people off site that bore you. Oh, the agony!

LMFAO JESUS GEN, SHE DOESN'T NEED TO DIE!... She just needs to be as irrelevant as she always was. Unless Harry's forming a rebellion or they're with the Weasley's, I don't see why Hermione and Harry would really need her to be around in a story. Though Hermione being a little jealous would be cuteeeeee...