It was millennia ago. The correct time has been long lost to both man and wolf alike.
Werewolves, the very definition of unnatural, and personification of nature’s savagery and civilization at the same time
The true origin of the werewolves is lost to many modern wolves, and even packs are not sure of the details. However, the elders tell a story of the birth of the new race which now prowls the earth. They say it all started with a wish.
Yes, the source of the man-beasts is due to the wish of a human woman who wanted to become one with a wolf she grew to love so much. It was an abominable emotion, forbidden from imagination, nonetheless it was her deepest desire.