곧(got)
Indicates something happening in the near future, soon.
When to use
Immediate upcoming event, Soon-to-happen incident, Near-future appointment
The nuance
Use 곧 when referring to an event that will happen soon from the current time, usually within minutes, hours, or a few days.
나중에(na-jung-e, najunge)
Refers to something happening later, in the distant or unspecified future, not immediately.
When to use
Unspecified future, Distant future plans, Not immediate
The nuance
Use 나중에 when referring to a time later than now but not soon, often unspecified or distant future, implying 'some time after'.