When we begin at the start of the series, we are introduced to Sherry, a mortal female who feels lost and lonely in life.

"You would give up hundreds of years of living for that puny mortal female?"

He was having some sort of delusional fantasy about mastering a specific mortal female.

Why hang with a mortal female, when there were so many fine-looking studs to choose from?

Silver was a soft metal, and even a mortal female could twist off the cuffs that hooked his arms together.

"The boss is a little nervous about mortal females."

God help any mortal female who crossed his path right now.

It had almost happened in 1862, the last time he'd involved himself with a mortal female.

He had so damned little experience with mortal females.

Never, he swore, would he risk another involvement with a mortal female.