As Fate Would Have It

When Harry Potter runs away from home after inflating his Aunt Marge, he is kidnapped and rescued by Severus Snape. The man works him and hurts him, never keeping him happy, but Harry is sure his intentions aren't as evil as all that and finally discovers the parental figure he always strived for, however different. Warning! Contains parental spanking. Father/son. Mean!Snape.