Spice and Wolf Novel Volume 24 is written by Isuna Hasekura.

Chasing after their daughter who set off on the grand adventure of a lifetime, the wisewolf and her ex-merchant husband have embarked on a little journey of their own. They've saved a town from the pits of endless debt but a new challenge is on the horizon. This time, a primeval forest is in danger and Lawrence may be the only one who can save it from disappearing forever!