An interesting idea

"Hm... That's an interesting idea, Bulma" he said with a grin

"What is, daddy?" She cooed.

"Bulma, get on all fours on the bed.

She gave him an inquisitive look, but was compelled to obey as she took her position. Meanwhile, Yamcha tossed his pants and underwear off.

"W-w-what are you doing daddy?"

"You said to fuck you like a dog, right?" He asked "You now think you're a horny dog"

Bulma's eyes lost focus, gaining a rather derpy look. Her tongue lolled out of her mouth as she began to pant, shaking her ass side to side enticingly.

Yamcha positioned himself behind her and rammed into her.

"Arf! Arf!" She tripped.

"Shh. Bark quieter"

"Rrruff..." She practically whimpered as Yamcha continued to pound away at her. Her breasts jiggling beneath her, her ass having ripples sent through it with each thrust from Yamcha.

She continued to pant and yip as Yamcha continued on. But Yamcha had a fun little idea... And test to perform.

He grabbed the book and put it on Bulma's back. Continuing to fuck her, he started to write...