If there is anything that cannot be solved by an immortal protagonist, then there are three. When three almost immortal people get together, the miracles created are actually far less than the embarrassments created, and the stories that happen are far less
There are many accidents that don't happen. More and more happiness and less and less sadness, this is actually something worth pursuing. Survival? Glory? Status? This kind of thing is better left to those young people who are in the second grade.
As a human being, the most important thing is to be happy.