I was curious about the phrase "What am I doing here?" in Japanese. I know that if you want to ask someone "what is he/she doing here?", it should be like
However, how can you make it refer to yourself? Will adding 私は at the beginning be enough?
Furthermore, in this context what is the different between
I was watching some drama and I heard the character say something, which implies that he would like to excuse himself (based on the English subs). I couldn't clearly hear what he said, but it is something similar to
What is the phrase that he said exactly?