A Harmonious Little Halloween by Adaline Raine

Little girls shouldn’t eavesdrop.
Haven learns that lesson the hard way when she accidentally overhears the man she loves saying they should take a break. Her heart shattered, she sneaks out in the middle of the night and runs to the sanctuary of Rawhide Ranch.
But nothing is what it seems, and now she’s stuck at the Ranch, facing off against her very annoyed boyfriend — and his brand new paddle. Colt is determined to set the record straight and win back her trust, even if it means pushing her completely out of her comfort zone.
Even though Colt is saying all the right things, Haven isn’t ready to believe his promises just yet. If Colt wants her to be his Little girl, he’s going to have to prove he can handle being her Daddy.
And she has no intention of making it easy for him