N2M, You must be patient. He's not been home long enough to feel comfortable in his own skin again, much less be intimate w/you. It takes about 12-18 months before they completely settle down and start to act like normal people again.
Continue being yourself and keep your expectations at zero. He needs to "warm" back up to you gradually. Remember, the way they left will be the way they return--gradually.
Sit quietly, the answers will reveal themselves when you least expect them to. The past is gone, the present is a gift and you need to focus on today, allow the future to reveal itself when it is ready.
