I am fairly sure the unspoken bit is "LW and son are part of the race that MIL is racist against, and LW's wife is not, and LW is not sure she can stay with someone who picked MIL who is racist against her over her."
Alternatively they just aren't sure it's possible to stay together while living separately, in which case that's something they need to work on.
no subject
Alternatively they just aren't sure it's possible to stay together while living separately, in which case that's something they need to work on.