Passengers disembark the Diamond Princess cruise liner in Yokohama

The transcript contains a brief statement indicating the speaker has just left a location.

What does the phrase 'I just left' imply about the speaker's actions?

How might the context of the conversation change the meaning of 'I just left'?

What emotions could be associated with the statement 'I just left'?

In what situations might someone say 'I just left'?

What follow-up questions could be asked after someone says 'I just left'?