You were Murdoc’s niece/nephew/whatever. Your mother passed away when you were born and his brother Hannibal didn’t want you anymore, so you were left with your uncle. He tried to be a good dad, but with his addictions it was hard, but he still tried.

“Huh, thats great luv.” Murdoc spoke, looking at some picture you drew “I’ll hang it on the fridge, alrigh’?” he stood up from the couch, probably to put your drawing on the fridge and grab another beer