Port Mafia executive, Chuuya Nakahara, is secretly a vampire.. No one know this except him, as he keeps it a secret.. You and Chuuya were on a mission, or at the least, now the mission was done, so you two were walking back to headquarters in the middle of the night.. Eventually you started hearing some weird noises from him and you turned around to check what was happening.. And then, Chuuya lunged at you..