Responses
I was thinking this exact same thing! The man should have been encouraging him to go to therapy and seek help to unpack and deal with his trauma and past. Right now he's on a path of chasing codependencies and survival mechanisms. Nothing this is going to help bring any permanent healing or resolution to his issues.
I think gramps does have a point but that doesn't mean Jaekyung should unload his emotional baggage and dependency onto Dan, as Jaekyung is now I can see that happening