Ok, never thought about it like that. I've, no wait we've always tried to be honest with him. I was of the opinion he will bring this up. So I persuade him it's ok to stay with SIL? TBH now that I know he is there and not at MILA's this will be far easier.
Me:43 Her:42 M:14 S:9 EA started 2014/03 (or there abouts) PA started 2014/05/30 BD:2014/11/05 I left 2015/10/01 I returned 2015/05/02 She left 2015/06/10 OM still on the go.