WHAT IS THE TOP GUN MAVERICK MOVIE ABOUT?

Top Gun Maverick is highly entertaining.
In movie one his friend is killed.
Maverick is ostracized, despite continuing a highly successful
career as a pilot deep into old age.
In the movie, the Air Force turns to him with an almost
impossible mission that he is supposed to figure a way to
carry out by teaching younger highly talented pilots.
One of the students is the son of his dead friend.
Maverick has to contend with the mission and ghosts from
his past.