Most Helpful Guy
most the time its the guy who has moved on and the girl holding on but you should just tell him to lay off your moving on.
the catch is the kids even if there not his , if he has helped raise them for a good while he could be attached to the kids and maybe still want to see how there doing and just making contact through you , that's a possibility to consider
Most Helpful Girl
Yes, he needs to start dating other women, but it seems he isn't ready, and if the children are his or if he was in their life for awhile; it will be even more difficult