Gtgfr is the abbreviation for "Got to go for
real" --
used for when you gtg, for real this time so it's really time for a
goodbye.
A : Goodnight
baby, sleep tight !
B : Thanks honey, you too !
B : Ah wait, forgot to send you this cat video !!!
A : ahah
das so
cute ! But gtgfr now I'm dead, goodnightttt ⭐️