Daddy Holmes used to travel a lot when his kids were little. Sherlock was incredibly young and never really formed a connection with him - instead, he took to his significantly older brother, Mycroft, and started to think of him as 'Daddy'. It did bad things to Mycroft.
Now, twenty-odd years later, it still does. And Sherlock milks every moment of it.
Holmescest, Accidental Daddy!Kink
Now, twenty-odd years later, it still does. And Sherlock milks every moment of it.