Based on the context and the answer, generate a question. 

Context: Catch - up , that is . It 's such an interesting concept . I resent it in any academic context , but in a social way , it 's oddly ... satisfying . I caught up with a friend who is possibly the oldest true friend I have or had ?

Answer:

They had missed out on events in thier friend 's life , hence need for catch - up .



Why did they need to catch - up with thier friend ?