For the last few years, for various reasons, I have been either the only student in recurrent training (twice) or with just one other student.
Yesterday I just laughed when I found out I was the only Captain upgrading this week. The first day was "Captain Day". It's a class where you are told how to
Today I arrived on day one of aircraft day. I'm the only Captain with 4 First Officers. They, like me, are coming from another aircraft.
Going through the manuals I remember quite a bit. It's been 4 years, but a lot came back to me. Going through the Captain flows I'm feeling very comfortable. Of course it's only day one.