The Vampire's Slave

After Hercule smeared the Son family name into the dirt, Goku found it impossible to get his oldest son into a human school. So on suggestion from Piccolo, Gohan is going to Youki Academy. They all believed Gohan could handle whatever the school could throw at him, but when a hot headed vampire bites him on the neck, will our hero become a slave to his blood? (one-shot)