Christopher

Christopher is Katya's boyfriend on Vampire's Curse Island. He was the good guy until the bonus quest happened

Christopher is actually the enemy in the bonus quest ,He turned YOU into a vampire to give him a five-second head start.He became a vampire by Count Bram's special "gift" for him, meaning he turned into a vampire because of the curse.

Role In Vampire's Curse Island
When you enter the forest, Christopher is sitting on a rock. You ask him what happened and he explains Count Bram took Katya away before he could do anything. You ask if he is going to save her, but he says there are lots more cute girls in town, and goes home.

Later after you help Bram, Christopher comes back to save Katya, and they kiss. Then You say "Yeesh".