I think she left him and he has not accepted it very well. Maybe she discovered something about him (like mans) and have gone with her son.
Or she died with her son on a trip... I don't know. But what I want to know is the relationship between them. What is the ulterior motive that the old guy wanted to approach of them... They know each other? From high school? Childhood? MDS... (⊙…⊙ )
I'm here reading again and waiting for more ╮( ̄▽ ̄)╭
Its not completed yet?