So, in the Luke 12:36-48, you think the Jesus was referring to Himself as somewhere in time being this lord who is at the center of the parable?
Yes, Jesus is the "Son of man."
Take ye heed, watch and pray: for ye know not when the time is.
For the Son of man is as a man taking a far journey, who left his house, and gave authority to his servants, and to every man his work, and commanded the porter to watch.
Watch ye therefore: for ye know not when the master of the house cometh, at even, or at midnight, or at the cockcrowing, or in the morning: