"One is repairing to the country where one will be enjoying the company of one's paternal grandmama and grandpapa."
repair [1]
verb
repaired; repairing; repairs
intransitive verb
1a: to betake oneself : go
repaired to the judge's chambers
[1] https://www.merriam-webster.com/dictionary/repair
"One is repairing to the country where one will be enjoying the company of one's paternal grandmama and grandpapa."