A flower seller delivers a card from his gganbu
Gi-hun buys a girl's leftover flowers and finds an invitation to the Sky Building signed by his gganbu.
Tag
#gganbu
3 moments.
Il-nam teaches Gi-hun what gganbu means
Holding their bags of marbles, Il-nam explains that a gganbu is the friend you share everything with, and the two seal it with a handshake.
Gganbu share everything: Il-nam gives Gi-hun his last marble
Il-nam hands over the marble, reminds Gi-hun of their gganbu promise, thanks him for a good game, and remembers his own name as the round ends.