A man lies on his back at the appropriate height, legs spread.
A dog takes him missionary-style, and ties. The tie is turned so that the dog is standing between the man's legs, facing away from him.
A woman steps over the man and rides him, reverse-cowgirl, while keeping the dog calm as he comes.
Or
A woman lies on her back at the appropriate height, legs spread.
A dog takes her anally, missionary-style, and ties. The tie is turned so that the dog is standing between the woman's legs, facing away from her.
A man steps over the dog and takes the woman vaginally, missionary.
A dog takes him missionary-style, and ties. The tie is turned so that the dog is standing between the man's legs, facing away from him.
A woman steps over the man and rides him, reverse-cowgirl, while keeping the dog calm as he comes.
Or
A woman lies on her back at the appropriate height, legs spread.
A dog takes her anally, missionary-style, and ties. The tie is turned so that the dog is standing between the woman's legs, facing away from her.
A man steps over the dog and takes the woman vaginally, missionary.