He may not have spent his time with anyone. He may have been holed up in his place staring at the walls, watching tv or sleeping.
Stop expecting him to do things that you would expect him to normally do. He's not normal right now, but a teenager. Zero, zero and more zero expectations.
Enjoy the time w/your company.
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.
