🍁Nine Ancient Obelisks

Asmidul sees off his departing comrade with a slightly bewildered look. —See you...
If this hadn't happened before, he would have thought that there was definitely some mystery behind it.

—Hmm, brain worms?... If a more formal tone suits you better, I can also stick to it. In Asuga, after getting acquainted, and if there are no significant differences in age and social status, people usually switch to using "you" informally.